Santiago de las Vegas weather in December
In December, Santiago de las Vegas sees average daytime highs of 26°C and overnight lows near 21°C, with 24 mm of rain across 4.2 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.
Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 52% of the time in December, and the air most often feels muggy.
Daylight stretches from about 10 h 42 min at the start of December to 10 h 36 min by month's end. Set against the rest of the year, December is Santiago de las Vegas's 4th-clearest and 4th-windiest month. For the whole year in context, see Santiago de las Vegas's year-round climate.
- Daytime high
- 26°
- 10th warmest
- Overnight low
- 21°
- 4th coldest
- Rainfall
- 24 mm
- 4.2 wet days
- Daylight
- 10 h 36 min
- 7:08 AM – 5:44 PM
- Cloud cover
- 43%
- 4th clearest
- Wind
- 15 km/h
- 4th windiest
- Solar energy
- 3.78 kWh/m²
- Travel score
- 7.7
- out of 10
Santiago de las Vegas is Ward of Havana, Cuba.
- Founded
- 1683
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Day-to-day highs hold fairly steady near 26°C through the month.
A typical December day in Santiago de las Vegas reaches about 26°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 29°C. Set against its neighbours, December runs about 1°C cooler than November and about 1°C warmer than January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg low (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 27 | 21 |
| 2 | 27 | 21 |
| 3 | 27 | 21 |
| 4 | 27 | 21 |
| 5 | 27 | 21 |
| 6 | 27 | 21 |
| 7 | 27 | 21 |
| 8 | 27 | 21 |
| 9 | 27 | 21 |
| 10 | 27 | 21 |
| 11 | 27 | 21 |
| 12 | 26 | 21 |
| 13 | 26 | 21 |
| 14 | 26 | 21 |
| 15 | 26 | 21 |
| 16 | 26 | 21 |
| 17 | 26 | 21 |
| 18 | 26 | 21 |
| 19 | 26 | 20 |
| 20 | 26 | 20 |
| 21 | 26 | 20 |
| 22 | 26 | 20 |
| 23 | 26 | 20 |
| 24 | 26 | 20 |
| 25 | 26 | 20 |
| 26 | 26 | 20 |
| 27 | 26 | 20 |
| 28 | 26 | 20 |
| 29 | 26 | 20 |
| 30 | 26 | 20 |
| 31 | 26 | 20 |
How December really feels in Santiago de las Vegas
Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Santiago de las Vegas weather by month
How December compares with the rest of the year at a glance. December is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 20° | 31 | 5.2 | 10.7 | 7.8 |
| Feb | 26° / 20° | 27 | 4 | 11.2 | 7.9 |
| Mar | 27° / 21° | 21 | 3.9 | 11.8 | 7.7 |
| Apr | 29° / 22° | 27 | 4.6 | 12.5 | 6.5 |
| May | 30° / 24° | 89 | 11.1 | 13.1 | 5.1 |
| Jun | 31° / 25° | 134 | 17.5 | 13.4 | 3.8 |
| Jul | 31° / 25° | 87 | 17.2 | 13.3 | 3.6 |
| Aug | 31° / 26° | 106 | 17.8 | 12.8 | 3.5 |
| Sep | 31° / 25° | 131 | 19.1 | 12.1 | 3.7 |
| Oct | 29° / 24° | 88 | 13.3 | 11.5 | 5.0 |
| Nov | 28° / 22° | 32 | 5.9 | 10.9 | 7.2 |
| Dec | 26° / 21° | 24 | 4.2 | 10.6 | 7.7 |
Cloud cover in December
The sky is clear or mostly clear about 52% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 30%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 72 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 69 | 68 | 68 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 69 |
| Cloudier (%) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 73 | 27 |
| 2 | 73 | 27 |
| 3 | 73 | 27 |
| 4 | 73 | 27 |
| 5 | 73 | 27 |
| 6 | 73 | 27 |
| 7 | 73 | 27 |
| 8 | 72 | 28 |
| 9 | 72 | 28 |
| 10 | 71 | 29 |
| 11 | 71 | 29 |
| 12 | 71 | 29 |
| 13 | 70 | 30 |
| 14 | 70 | 30 |
| 15 | 70 | 30 |
| 16 | 70 | 30 |
| 17 | 69 | 31 |
| 18 | 68 | 32 |
| 19 | 68 | 32 |
| 20 | 68 | 32 |
| 21 | 68 | 32 |
| 22 | 68 | 32 |
| 23 | 68 | 32 |
| 24 | 69 | 31 |
| 25 | 69 | 31 |
| 26 | 69 | 31 |
| 27 | 69 | 31 |
| 28 | 69 | 31 |
| 29 | 69 | 31 |
| 30 | 69 | 31 |
| 31 | 69 | 31 |
Chance of precipitation in December
Santiago de las Vegas gets around 24 mm of rain over 4.2 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 14% and peaks near 17% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Rain chance (%) | |
|---|---|
| 1 | 17 |
| 2 | 17 |
| 3 | 16 |
| 4 | 16 |
| 5 | 16 |
| 6 | 16 |
| 7 | 16 |
| 8 | 16 |
| 9 | 15 |
| 10 | 15 |
| 11 | 15 |
| 12 | 15 |
| 13 | 15 |
| 14 | 15 |
| 15 | 15 |
| 16 | 14 |
| 17 | 14 |
| 18 | 14 |
| 19 | 14 |
| 20 | 14 |
| 21 | 13 |
| 22 | 13 |
| 23 | 13 |
| 24 | 13 |
| 25 | 12 |
| 26 | 12 |
| 27 | 12 |
| 28 | 12 |
| 29 | 12 |
| 30 | 12 |
| 31 | 12 |
Humidity in December
Most of December feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the muggy band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 12 |
| Comfortable (%) | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 |
| Humid (%) | 23 | 23 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 |
| Muggy (%) | 45 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 44 | 43 | 43 | 42 | 42 | 41 | 41 | 40 | 40 | 39 | 40 | 40 | 40 | 40 | 40 | 41 | 41 | 42 | 42 | 43 | 43 | 43 | 43 |
| Oppressive (%) | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 16 | 15 | 15 | 14 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 3 | 10 | 23 | 45 | 19 |
| 2 | 3 | 10 | 23 | 45 | 19 |
| 3 | 4 | 10 | 22 | 45 | 19 |
| 4 | 4 | 10 | 22 | 45 | 19 |
| 5 | 4 | 10 | 21 | 45 | 19 |
| 6 | 5 | 11 | 21 | 45 | 19 |
| 7 | 5 | 11 | 20 | 44 | 19 |
| 8 | 6 | 11 | 20 | 44 | 19 |
| 9 | 6 | 12 | 20 | 44 | 19 |
| 10 | 6 | 12 | 19 | 43 | 19 |
| 11 | 7 | 13 | 19 | 43 | 18 |
| 12 | 7 | 13 | 19 | 42 | 18 |
| 13 | 7 | 14 | 19 | 42 | 18 |
| 14 | 8 | 14 | 20 | 41 | 17 |
| 15 | 8 | 15 | 20 | 41 | 17 |
| 16 | 8 | 15 | 21 | 40 | 16 |
| 17 | 8 | 15 | 21 | 40 | 15 |
| 18 | 9 | 16 | 22 | 39 | 15 |
| 19 | 9 | 16 | 22 | 40 | 14 |
| 20 | 9 | 16 | 22 | 40 | 13 |
| 21 | 9 | 16 | 23 | 40 | 12 |
| 22 | 9 | 16 | 23 | 40 | 12 |
| 23 | 9 | 16 | 24 | 40 | 11 |
| 24 | 9 | 16 | 24 | 41 | 11 |
| 25 | 9 | 15 | 24 | 41 | 10 |
| 26 | 9 | 15 | 24 | 42 | 10 |
| 27 | 10 | 15 | 24 | 42 | 10 |
| 28 | 10 | 14 | 24 | 43 | 10 |
| 29 | 11 | 14 | 23 | 43 | 9 |
| 30 | 11 | 14 | 23 | 43 | 9 |
| 31 | 12 | 14 | 23 | 43 | 9 |
Wind in December
Winds average 15 km/h in December.
Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 16 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 16 | light breeze |
| 5 | 15 | light breeze |
| 6 | 15 | light breeze |
| 7 | 15 | light breeze |
| 8 | 15 | light breeze |
| 9 | 15 | light breeze |
| 10 | 15 | light breeze |
| 11 | 15 | light breeze |
| 12 | 15 | light breeze |
| 13 | 15 | light breeze |
| 14 | 15 | light breeze |
| 15 | 16 | light breeze |
| 16 | 16 | light breeze |
| 17 | 16 | light breeze |
| 18 | 16 | light breeze |
| 19 | 16 | light breeze |
| 20 | 16 | light breeze |
| 21 | 16 | light breeze |
| 22 | 16 | light breeze |
| 23 | 16 | light breeze |
| 24 | 16 | light breeze |
| 25 | 16 | light breeze |
| 26 | 16 | light breeze |
| 27 | 16 | light breeze |
| 28 | 16 | light breeze |
| 29 | 16 | light breeze |
| 30 | 16 | light breeze |
| 31 | 16 | light breeze |
Sunrise & sunset in December
Daylight runs from about 10 h 42 min at the start of December to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over December. Sunrise moves from 6:59 AM to 7:14 AM, and sunset from 5:40 PM to 5:51 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 |
| Sunrise (AM) | 6:59 | 6:59 | 7:00 | 7:01 | 7:01 | 7:02 | 7:02 | 7:03 | 7:04 | 7:04 | 7:05 | 7:06 | 7:06 | 7:07 | 7:07 | 7:08 | 7:08 | 7:09 | 7:09 | 7:10 | 7:10 | 7:11 | 7:11 | 7:12 | 7:12 | 7:13 | 7:13 | 7:13 | 7:14 | 7:14 | 7:14 |
| Sunset (PM) | 5:40 | 5:40 | 5:40 | 5:40 | 5:41 | 5:41 | 5:41 | 5:41 | 5:41 | 5:42 | 5:42 | 5:42 | 5:43 | 5:43 | 5:43 | 5:44 | 5:44 | 5:44 | 5:45 | 5:45 | 5:46 | 5:46 | 5:47 | 5:47 | 5:48 | 5:48 | 5:49 | 5:49 | 5:50 | 5:50 | 5:51 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.7 | 6:59 | 5:40 |
| 2 | 10.7 | 6:59 | 5:40 |
| 3 | 10.7 | 7:00 | 5:40 |
| 4 | 10.7 | 7:01 | 5:40 |
| 5 | 10.7 | 7:01 | 5:41 |
| 6 | 10.6 | 7:02 | 5:41 |
| 7 | 10.6 | 7:02 | 5:41 |
| 8 | 10.6 | 7:03 | 5:41 |
| 9 | 10.6 | 7:04 | 5:41 |
| 10 | 10.6 | 7:04 | 5:42 |
| 11 | 10.6 | 7:05 | 5:42 |
| 12 | 10.6 | 7:06 | 5:42 |
| 13 | 10.6 | 7:06 | 5:43 |
| 14 | 10.6 | 7:07 | 5:43 |
| 15 | 10.6 | 7:07 | 5:43 |
| 16 | 10.6 | 7:08 | 5:44 |
| 17 | 10.6 | 7:08 | 5:44 |
| 18 | 10.6 | 7:09 | 5:44 |
| 19 | 10.6 | 7:09 | 5:45 |
| 20 | 10.6 | 7:10 | 5:45 |
| 21 | 10.6 | 7:10 | 5:46 |
| 22 | 10.6 | 7:11 | 5:46 |
| 23 | 10.6 | 7:11 | 5:47 |
| 24 | 10.6 | 7:12 | 5:47 |
| 25 | 10.6 | 7:12 | 5:48 |
| 26 | 10.6 | 7:13 | 5:48 |
| 27 | 10.6 | 7:13 | 5:49 |
| 28 | 10.6 | 7:13 | 5:49 |
| 29 | 10.6 | 7:14 | 5:50 |
| 30 | 10.6 | 7:14 | 5:50 |
| 31 | 10.6 | 7:14 | 5:51 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 3.78 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 3.78 kWh/m² to a high of 6.71 kWh/m² in July across the year — December's 3.78 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.9 | 3.9 | 3.9 | 3.9 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.9 | Moderate |
| 2 | 3.9 | Moderate |
| 3 | 3.9 | Moderate |
| 4 | 3.9 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.8 | Moderate |
| 7 | 3.8 | Moderate |
| 8 | 3.8 | Moderate |
| 9 | 3.8 | Moderate |
| 10 | 3.8 | Moderate |
| 11 | 3.8 | Moderate |
| 12 | 3.8 | Moderate |
| 13 | 3.8 | Moderate |
| 14 | 3.8 | Moderate |
| 15 | 3.8 | Moderate |
| 16 | 3.7 | Moderate |
| 17 | 3.7 | Moderate |
| 18 | 3.7 | Moderate |
| 19 | 3.7 | Moderate |
| 20 | 3.7 | Moderate |
| 21 | 3.8 | Moderate |
| 22 | 3.8 | Moderate |
| 23 | 3.8 | Moderate |
| 24 | 3.8 | Moderate |
| 25 | 3.8 | Moderate |
| 26 | 3.8 | Moderate |
| 27 | 3.8 | Moderate |
| 28 | 3.8 | Moderate |
| 29 | 3.8 | Moderate |
| 30 | 3.8 | Moderate |
| 31 | 3.8 | Moderate |
Hazard calendar for Santiago de las Vegas
None of Santiago de las Vegas's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Santiago de las Vegas sits in the Atlantic hurricane belt; the season peaks August–October.
Santiago de las Vegas's rainy season runs May–October, when most of the year's rain falls.
Is December a good time to visit Santiago de las Vegas?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is one of the better times to visit Santiago de las Vegas for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Santiago de las Vegas in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Santiago de las Vegas sees daytime highs around 26°C and nights near 21°C. Worth packing: light clothes. About 4 days see rain.
Sea temperature near Santiago de las Vegas in December
The nearest coast averages about 27°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 17 km away) is warmest in August at about 30°C and coldest in February near 26°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 26 | 26 | 27 | 27 | 28 | 29 | 30 | 29 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 26 | Warm |
| Apr | 27 | Warm |
| May | 27 | Warm |
| Jun | 28 | Tropical |
| Jul | 29 | Tropical |
| Aug | 30 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Warm |
| Dec | 27 | Warm |
UV index in Santiago de las Vegas in December
Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santiago de las Vegas peaks around June 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 6 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 7 | 8 | 10 | 11 | 11 | 12 | 12 | 11 | 11 | 9 | 7 | 6 |
| Level | High | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 8 | Very high |
| Mar | 10 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 9 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Santiago de las Vegas in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Santiago de las Vegas is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 9 | 11 | 12 | 13 | 21 | 21 | 19 | 14 | 11 | 8 | 8 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 11 | Good |
| Apr | 12 | Moderate |
| May | 13 | Moderate |
| Jun | 21 | Moderate |
| Jul | 21 | Moderate |
| Aug | 19 | Moderate |
| Sep | 14 | Moderate |
| Oct | 11 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Santiago de las Vegas?
Santiago de las Vegas sits at 23.0°N, 82.4°W, 95 m above sea level, in Cuba. The nearest listed city is Boyeros, 4.0 km away.
Topography around Santiago de las Vegas
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santiago de las Vegas.
Within 3 km, the terrain around Santiago de las Vegas has only modest variations in elevation — a maximum elevation change of 124 m around an average of 96 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 266 m; within 80 km, large variations in elevation — a maximum elevation change of 615 m.
The land around Santiago de las Vegas is covered by trees (46%) and grassland (27%) within 3 km, trees (41%) and grassland (29%) within 16 km, and water (55%) and trees (20%) within 80 km.
Cuba travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C / L
- 110 V · 60 Hz
- Prices
- ≈ 39% of US
- price level, 2011
- GDP per capita
- $9,605
- 2020
- Happiness
- 5.4 / 10
- World Happiness, 2011
- Homicide rate
- 4.5
- per 100k, 2019
- Road deaths
- 8.9
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 515
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Santiago de las Vegas (22.97°, -82.3869°, elevation 95 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).