George Town weather in January
In January, George Town sees average daytime highs of 26°C and overnight lows near 25°C, with 31 mm of rain across 7.1 wet days and about 11 hours of daylight. It is the 11th-warmest and 9th-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 67% of the time in January, and the air most often feels oppressive.
Daylight stretches from about 10 h 54 min at the start of January to 11 h 06 min by month's end. Set against the rest of the year, January is George Town's 4th-clearest and 3rd-windiest month. For the whole year in context, see George Town's year-round climate.
- Daytime high
- 26°
- 11th warmest
- Overnight low
- 25°
- 2nd coldest
- Rainfall
- 31 mm
- 7.1 wet days
- Daylight
- 11 hours
- 7:06 AM – 6:03 PM
- Cloud cover
- 35%
- 4th clearest
- Wind
- 26 km/h
- 3rd windiest
- Solar energy
- 4.48 kWh/m²
- Travel score
- 7.6
- out of 10
George Town is capital and largest city of the Cayman Islands.
- Density
- 1,013/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 26°C through the month.
A typical January day in George Town reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, January runs on par with December and on par with February.
| 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) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg low (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 25 |
| 2 | 26 | 25 |
| 3 | 26 | 25 |
| 4 | 26 | 25 |
| 5 | 26 | 25 |
| 6 | 26 | 25 |
| 7 | 26 | 25 |
| 8 | 26 | 25 |
| 9 | 26 | 25 |
| 10 | 26 | 25 |
| 11 | 26 | 25 |
| 12 | 26 | 25 |
| 13 | 26 | 25 |
| 14 | 26 | 25 |
| 15 | 26 | 25 |
| 16 | 26 | 25 |
| 17 | 26 | 25 |
| 18 | 26 | 25 |
| 19 | 26 | 25 |
| 20 | 26 | 25 |
| 21 | 26 | 25 |
| 22 | 26 | 25 |
| 23 | 26 | 25 |
| 24 | 26 | 25 |
| 25 | 26 | 25 |
| 26 | 26 | 25 |
| 27 | 26 | 25 |
| 28 | 26 | 25 |
| 29 | 26 | 25 |
| 30 | 26 | 25 |
| 31 | 26 | 25 |
How January really feels in George Town
Once humidity and wind are folded in, January 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.
January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
George Town weather by month
How January compares with the rest of the year at a glance. January is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 25° | 31 | 7.1 | 11 | 7.6 |
| Feb | 26° / 25° | 15 | 3.8 | 11.3 | 8.2 |
| Mar | 26° / 25° | 19 | 4.5 | 11.9 | 8.2 |
| Apr | 27° / 26° | 18 | 4.4 | 12.4 | 7.9 |
| May | 28° / 26° | 97 | 11.9 | 12.9 | 6.4 |
| Jun | 28° / 27° | 102 | 13.7 | 13.1 | 5.3 |
| Jul | 29° / 27° | 61 | 12.1 | 13 | 5.4 |
| Aug | 29° / 27° | 89 | 15.2 | 12.7 | 5.0 |
| Sep | 29° / 27° | 141 | 19 | 12.1 | 4.4 |
| Oct | 28° / 27° | 214 | 20.1 | 11.6 | 4.7 |
| Nov | 27° / 26° | 120 | 13 | 11.1 | 6.2 |
| Dec | 27° / 25° | 47 | 9.2 | 10.9 | 7.1 |
Cloud cover in January
The sky is clear or mostly clear about 67% of the time in January.
Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.
| 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 (%) | 77 | 77 | 77 | 77 | 77 | 77 | 79 | 79 | 79 | 79 | 79 | 79 | 80 | 80 | 80 | 80 | 80 | 81 | 81 | 81 | 81 | 82 | 82 | 82 | 83 | 83 | 84 | 84 | 84 | 86 | 86 |
| Cloudier (%) | 23 | 23 | 23 | 23 | 23 | 23 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 14 | 14 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 77 | 23 |
| 2 | 77 | 23 |
| 3 | 77 | 23 |
| 4 | 77 | 23 |
| 5 | 77 | 23 |
| 6 | 77 | 23 |
| 7 | 79 | 21 |
| 8 | 79 | 21 |
| 9 | 79 | 21 |
| 10 | 79 | 21 |
| 11 | 79 | 21 |
| 12 | 79 | 21 |
| 13 | 80 | 20 |
| 14 | 80 | 20 |
| 15 | 80 | 20 |
| 16 | 80 | 20 |
| 17 | 80 | 20 |
| 18 | 81 | 19 |
| 19 | 81 | 19 |
| 20 | 81 | 19 |
| 21 | 81 | 19 |
| 22 | 82 | 18 |
| 23 | 82 | 18 |
| 24 | 82 | 18 |
| 25 | 83 | 17 |
| 26 | 83 | 17 |
| 27 | 84 | 16 |
| 28 | 84 | 16 |
| 29 | 84 | 16 |
| 30 | 86 | 14 |
| 31 | 86 | 14 |
Chance of precipitation in January
George Town gets around 31 mm of rain over 7.1 wet days in January. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 23% and peaks near 26% on the wettest days. The odds ease toward the end of the month.
| 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 (%) | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 18 |
| Rain chance (%) | |
|---|---|
| 1 | 26 |
| 2 | 25 |
| 3 | 25 |
| 4 | 25 |
| 5 | 25 |
| 6 | 24 |
| 7 | 24 |
| 8 | 24 |
| 9 | 24 |
| 10 | 24 |
| 11 | 24 |
| 12 | 24 |
| 13 | 24 |
| 14 | 24 |
| 15 | 24 |
| 16 | 23 |
| 17 | 23 |
| 18 | 23 |
| 19 | 23 |
| 20 | 23 |
| 21 | 22 |
| 22 | 22 |
| 23 | 22 |
| 24 | 21 |
| 25 | 21 |
| 26 | 20 |
| 27 | 20 |
| 28 | 20 |
| 29 | 19 |
| 30 | 19 |
| 31 | 18 |
Humidity in January
Most of January feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the oppressive band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 86% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 |
| Humid (%) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Muggy (%) | 25 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 29 | 29 | 30 | 30 | 30 |
| Oppressive (%) | 65 | 65 | 63 | 63 | 63 | 63 | 62 | 61 | 61 | 61 | 61 | 60 | 60 | 60 | 60 | 59 | 60 | 60 | 59 | 59 | 58 | 57 | 57 | 56 | 57 | 56 | 55 | 56 | 55 | 55 | 55 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|
| 1 | 3 | 7 | 25 | 65 |
| 2 | 3 | 7 | 25 | 65 |
| 3 | 4 | 7 | 26 | 63 |
| 4 | 4 | 7 | 26 | 63 |
| 5 | 4 | 7 | 26 | 63 |
| 6 | 4 | 7 | 26 | 63 |
| 7 | 4 | 7 | 27 | 62 |
| 8 | 4 | 8 | 27 | 61 |
| 9 | 4 | 8 | 27 | 61 |
| 10 | 4 | 8 | 27 | 61 |
| 11 | 4 | 8 | 27 | 61 |
| 12 | 4 | 9 | 27 | 60 |
| 13 | 5 | 9 | 26 | 60 |
| 14 | 5 | 9 | 26 | 60 |
| 15 | 5 | 9 | 26 | 60 |
| 16 | 5 | 10 | 26 | 59 |
| 17 | 5 | 10 | 25 | 60 |
| 18 | 5 | 10 | 25 | 60 |
| 19 | 5 | 11 | 25 | 59 |
| 20 | 5 | 11 | 25 | 59 |
| 21 | 5 | 12 | 25 | 58 |
| 22 | 5 | 12 | 26 | 57 |
| 23 | 5 | 12 | 26 | 57 |
| 24 | 5 | 12 | 27 | 56 |
| 25 | 4 | 12 | 27 | 57 |
| 26 | 4 | 12 | 28 | 56 |
| 27 | 4 | 12 | 29 | 55 |
| 28 | 3 | 12 | 29 | 56 |
| 29 | 3 | 12 | 30 | 55 |
| 30 | 3 | 12 | 30 | 55 |
| 31 | 3 | 12 | 30 | 55 |
Wind in January
Winds average 26 km/h in January.
Across January, daily wind ranges from about 25 km/h on the calmest days to 27 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) | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 27 | breezy |
| 2 | 26 | breezy |
| 3 | 26 | breezy |
| 4 | 26 | breezy |
| 5 | 26 | breezy |
| 6 | 26 | breezy |
| 7 | 26 | breezy |
| 8 | 26 | breezy |
| 9 | 26 | breezy |
| 10 | 26 | breezy |
| 11 | 26 | breezy |
| 12 | 26 | breezy |
| 13 | 26 | breezy |
| 14 | 26 | breezy |
| 15 | 26 | breezy |
| 16 | 26 | breezy |
| 17 | 26 | breezy |
| 18 | 26 | breezy |
| 19 | 26 | breezy |
| 20 | 26 | breezy |
| 21 | 26 | breezy |
| 22 | 26 | breezy |
| 23 | 26 | breezy |
| 24 | 26 | breezy |
| 25 | 26 | breezy |
| 26 | 26 | breezy |
| 27 | 26 | breezy |
| 28 | 26 | breezy |
| 29 | 25 | breezy |
| 30 | 25 | breezy |
| 31 | 25 | breezy |
Sunrise & sunset in January
Daylight runs from about 10 h 54 min at the start of January to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over January. Sunrise moves from 7:03 AM to 7:05 AM, and sunset from 5:54 PM to 6:13 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) | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 10.9 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 |
| Sunrise (AM) | 7:03 | 7:03 | 7:04 | 7:04 | 7:04 | 7:04 | 7:05 | 7:05 | 7:05 | 7:05 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:06 | 7:05 | 7:05 | 7:05 |
| Sunset (PM) | 5:54 | 5:55 | 5:55 | 5:56 | 5:57 | 5:57 | 5:58 | 5:58 | 5:59 | 6:00 | 6:00 | 6:01 | 6:02 | 6:02 | 6:03 | 6:03 | 6:04 | 6:05 | 6:05 | 6:06 | 6:07 | 6:07 | 6:08 | 6:08 | 6:09 | 6:10 | 6:10 | 6:11 | 6:11 | 6:12 | 6:13 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.9 | 7:03 | 5:54 |
| 2 | 10.9 | 7:03 | 5:55 |
| 3 | 10.9 | 7:04 | 5:55 |
| 4 | 10.9 | 7:04 | 5:56 |
| 5 | 10.9 | 7:04 | 5:57 |
| 6 | 10.9 | 7:04 | 5:57 |
| 7 | 10.9 | 7:05 | 5:58 |
| 8 | 10.9 | 7:05 | 5:58 |
| 9 | 10.9 | 7:05 | 5:59 |
| 10 | 10.9 | 7:05 | 6:00 |
| 11 | 10.9 | 7:06 | 6:00 |
| 12 | 10.9 | 7:06 | 6:01 |
| 13 | 10.9 | 7:06 | 6:02 |
| 14 | 10.9 | 7:06 | 6:02 |
| 15 | 10.9 | 7:06 | 6:03 |
| 16 | 11.0 | 7:06 | 6:03 |
| 17 | 11.0 | 7:06 | 6:04 |
| 18 | 11.0 | 7:06 | 6:05 |
| 19 | 11.0 | 7:06 | 6:05 |
| 20 | 11.0 | 7:06 | 6:06 |
| 21 | 11.0 | 7:06 | 6:07 |
| 22 | 11.0 | 7:06 | 6:07 |
| 23 | 11.0 | 7:06 | 6:08 |
| 24 | 11.0 | 7:06 | 6:08 |
| 25 | 11.0 | 7:06 | 6:09 |
| 26 | 11.1 | 7:06 | 6:10 |
| 27 | 11.1 | 7:06 | 6:10 |
| 28 | 11.1 | 7:06 | 6:11 |
| 29 | 11.1 | 7:05 | 6:11 |
| 30 | 11.1 | 7:05 | 6:12 |
| 31 | 11.1 | 7:05 | 6:13 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 4.48 kWh/m².
For context, solar energy here swings from a low near 4.24 kWh/m² to a high of 6.77 kWh/m² in July across the year — January's 4.48 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) | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.7 | 4.8 | 4.8 | 4.8 | 4.8 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.3 | Bright |
| 2 | 4.3 | Bright |
| 3 | 4.3 | Bright |
| 4 | 4.3 | Bright |
| 5 | 4.3 | Bright |
| 6 | 4.3 | Bright |
| 7 | 4.3 | Bright |
| 8 | 4.3 | Bright |
| 9 | 4.3 | Bright |
| 10 | 4.3 | Bright |
| 11 | 4.4 | Bright |
| 12 | 4.4 | Bright |
| 13 | 4.4 | Bright |
| 14 | 4.4 | Bright |
| 15 | 4.4 | Bright |
| 16 | 4.5 | Bright |
| 17 | 4.5 | Bright |
| 18 | 4.5 | Bright |
| 19 | 4.5 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.6 | Bright |
| 22 | 4.6 | Bright |
| 23 | 4.6 | Bright |
| 24 | 4.7 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.7 | Bright |
| 27 | 4.7 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.8 | Bright |
| 30 | 4.8 | Bright |
| 31 | 4.8 | Bright |
Hazard calendar for George Town
None of George Town's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
George Town sits in the Atlantic hurricane belt; the season peaks August–October.
George Town's rainy season runs September–November, when most of the year's rain falls.
Is January a good time to visit George Town?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is one of the better times to visit George Town for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for George Town in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, George Town sees daytime highs around 26°C and nights near 25°C. Worth packing: light clothes and a windbreaker. About 7 days see rain.
Sea temperature near George Town in January
The nearest coast averages about 27°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 30°C and coldest in February near 27°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) | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 30 | 30 | 29 | 28 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 27 | Warm |
| Apr | 27 | Warm |
| May | 28 | Tropical |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Tropical |
| Dec | 28 | Warm |
UV index in George Town in January
Clear-sky midday UV in January peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in George Town peaks around May 13 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (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) | 8 | 10 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 10 | 8 | 7 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Very high |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in George Town in January
Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.
Air quality in George Town is worst in June — around 27 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (January, 6 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) | 6 | 8 | 8 | 10 | 14 | 27 | 24 | 19 | 13 | 10 | 7 | 7 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 8 | Good |
| Mar | 8 | Good |
| Apr | 10 | Good |
| May | 14 | Moderate |
| Jun | 27 | Moderate |
| Jul | 24 | Moderate |
| Aug | 19 | Moderate |
| Sep | 13 | Moderate |
| Oct | 10 | Good |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is George Town?
George Town sits at 19.3°N, 81.4°W, 3 m above sea level, in Cayman Islands. The nearest listed city is West Bay, 11 km away.
Topography around George Town
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of George Town.
Within 3 km, the terrain around George Town has only modest variations in elevation — a maximum elevation change of 21 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 21 m; within 80 km, only modest variations in elevation — a maximum elevation change of 24 m.
The land around George Town is covered by water (46%) and artificial surfaces (29%) within 3 km, water (87%) within 16 km, and water (97%) within 80 km.
Cayman Islands travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 113% of US
- price level, 2024
- GDP per capita
- $104,293
- 2024
- Homicide rate
- 4.4
- per 100k, 2020
- Income group
- High
- World Bank
- 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 George Town (19.2866°, -81.3744°, elevation 3 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).