La Unión weather in December
In December, La Unión sees average daytime highs of 22°C and overnight lows near 15°C, with 388 mm of rain across 29.6 wet days and about 11.9 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 22°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels comfortable.
Daylight stretches from about 11 h 54 min at the start of December to 11 h 54 min by month's end. Set against the rest of the year, December is La Unión's 6th-clearest and 5th-windiest month. For the whole year in context, see La Unión's year-round climate.
- Daytime high
- 22°
- 11th warmest
- Overnight low
- 15°
- 7th coldest
- Rainfall
- 388 mm
- 29.6 wet days
- Daylight
- 11 h 54 min
- 6:07 AM – 6:02 PM
- Cloud cover
- 84%
- 6th clearest
- Wind
- 3 km/h
- 5th windiest
- Solar energy
- 4.65 kWh/m²
- Travel score
- 3.6
- out of 10
Temperature in December
Day-to-day highs hold fairly steady near 22°C through the month.
A typical December day in La Unión reaches about 22°C in the afternoon and slips back to 15°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 24°C. Set against its neighbours, December runs on par with November and on par with 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) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg low (°C) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 22 | 15 |
| 2 | 22 | 15 |
| 3 | 22 | 15 |
| 4 | 22 | 15 |
| 5 | 22 | 15 |
| 6 | 22 | 15 |
| 7 | 22 | 15 |
| 8 | 22 | 15 |
| 9 | 22 | 15 |
| 10 | 22 | 15 |
| 11 | 22 | 15 |
| 12 | 22 | 15 |
| 13 | 22 | 15 |
| 14 | 22 | 15 |
| 15 | 22 | 15 |
| 16 | 22 | 15 |
| 17 | 22 | 15 |
| 18 | 22 | 15 |
| 19 | 22 | 15 |
| 20 | 22 | 15 |
| 21 | 22 | 15 |
| 22 | 22 | 15 |
| 23 | 22 | 15 |
| 24 | 22 | 15 |
| 25 | 22 | 15 |
| 26 | 22 | 15 |
| 27 | 22 | 15 |
| 28 | 22 | 15 |
| 29 | 22 | 15 |
| 30 | 22 | 15 |
| 31 | 22 | 15 |
La Unión weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 22° / 15° | 342 | 29.2 | 11.9 | 3.7 |
| Feb | 23° / 15° | 343 | 26.3 | 11.9 | 3.6 |
| Mar | 23° / 15° | 401 | 29.6 | 12 | 3.6 |
| Apr | 23° / 15° | 441 | 29.3 | 12 | 3.5 |
| May | 23° / 15° | 392 | 29.1 | 12.1 | 3.6 |
| Jun | 23° / 15° | 270 | 24.3 | 12.1 | 4.3 |
| Jul | 24° / 15° | 181 | 20.1 | 12.1 | 5.2 |
| Aug | 24° / 15° | 147 | 18.4 | 12.1 | 5.4 |
| Sep | 24° / 15° | 258 | 24.5 | 12 | 4.3 |
| Oct | 23° / 15° | 381 | 29.6 | 12 | 3.6 |
| Nov | 22° / 15° | 393 | 28.9 | 11.9 | 3.4 |
| Dec | 22° / 15° | 388 | 29.6 | 11.9 | 3.6 |
Cloud cover in December
The sky is clear or mostly clear about 1% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 9% of December, with mostly cloudy or overcast conditions the remaining 90%.
| 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 (%) | 4 | 4 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 16 |
| Cloudier (%) | 96 | 96 | 95 | 95 | 95 | 95 | 94 | 93 | 92 | 92 | 92 | 91 | 91 | 91 | 90 | 90 | 89 | 89 | 88 | 88 | 88 | 87 | 87 | 86 | 85 | 85 | 85 | 84 | 84 | 84 | 84 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 4 | 96 |
| 2 | 4 | 96 |
| 3 | 5 | 95 |
| 4 | 5 | 95 |
| 5 | 5 | 95 |
| 6 | 5 | 95 |
| 7 | 6 | 94 |
| 8 | 7 | 93 |
| 9 | 8 | 92 |
| 10 | 8 | 92 |
| 11 | 8 | 92 |
| 12 | 9 | 91 |
| 13 | 9 | 91 |
| 14 | 9 | 91 |
| 15 | 10 | 90 |
| 16 | 10 | 90 |
| 17 | 11 | 89 |
| 18 | 11 | 89 |
| 19 | 12 | 88 |
| 20 | 12 | 88 |
| 21 | 12 | 88 |
| 22 | 13 | 87 |
| 23 | 13 | 87 |
| 24 | 14 | 86 |
| 25 | 15 | 85 |
| 26 | 15 | 85 |
| 27 | 15 | 85 |
| 28 | 16 | 84 |
| 29 | 16 | 84 |
| 30 | 16 | 84 |
| 31 | 16 | 84 |
Chance of precipitation in December
La Unión gets around 388 mm of rain over 29.6 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 95% and peaks near 97% 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 (%) | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 96 | 96 | 96 | 95 | 95 | 95 | 94 | 94 | 94 | 93 | 93 | 93 | 92 | 92 | 92 | 92 |
| Rain chance (%) | |
|---|---|
| 1 | 97 |
| 2 | 97 |
| 3 | 97 |
| 4 | 97 |
| 5 | 97 |
| 6 | 97 |
| 7 | 97 |
| 8 | 97 |
| 9 | 97 |
| 10 | 97 |
| 11 | 97 |
| 12 | 97 |
| 13 | 97 |
| 14 | 97 |
| 15 | 97 |
| 16 | 96 |
| 17 | 96 |
| 18 | 96 |
| 19 | 95 |
| 20 | 95 |
| 21 | 95 |
| 22 | 94 |
| 23 | 94 |
| 24 | 94 |
| 25 | 93 |
| 26 | 93 |
| 27 | 93 |
| 28 | 92 |
| 29 | 92 |
| 30 | 92 |
| 31 | 92 |
Humidity in December
Most of December feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the comfortable band about 50% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 (%) | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Comfortable (%) | 46 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 48 | 48 | 49 | 49 | 49 | 50 | 50 | 51 | 51 | 52 | 52 | 53 | 53 | 54 | 53 | 54 | 55 | 55 | 56 | 56 | 56 | 56 |
| Humid (%) | 53 | 53 | 53 | 53 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 50 | 50 | 49 | 49 | 48 | 48 | 47 | 47 | 46 | 46 | 45 | 44 | 44 | 43 | 43 | 43 | 43 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 1 | 46 | 53 |
| 2 | 1 | 46 | 53 |
| 3 | 1 | 46 | 53 |
| 4 | 1 | 46 | 53 |
| 5 | 0 | 46 | 54 |
| 6 | 0 | 46 | 54 |
| 7 | 0 | 47 | 53 |
| 8 | 0 | 47 | 53 |
| 9 | 0 | 47 | 53 |
| 10 | 0 | 48 | 52 |
| 11 | 0 | 48 | 52 |
| 12 | 0 | 49 | 51 |
| 13 | 0 | 49 | 51 |
| 14 | 0 | 49 | 51 |
| 15 | 0 | 50 | 50 |
| 16 | 0 | 50 | 50 |
| 17 | 0 | 51 | 49 |
| 18 | 0 | 51 | 49 |
| 19 | 0 | 52 | 48 |
| 20 | 0 | 52 | 48 |
| 21 | 0 | 53 | 47 |
| 22 | 0 | 53 | 47 |
| 23 | 0 | 54 | 46 |
| 24 | 1 | 53 | 46 |
| 25 | 1 | 54 | 45 |
| 26 | 1 | 55 | 44 |
| 27 | 1 | 55 | 44 |
| 28 | 1 | 56 | 43 |
| 29 | 1 | 56 | 43 |
| 30 | 1 | 56 | 43 |
| 31 | 1 | 56 | 43 |
Wind in December
Winds average 3 km/h in December.
Across December, daily wind ranges from about 3 km/h on the calmest days to 3 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) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 3 | calm |
| 2 | 3 | calm |
| 3 | 3 | calm |
| 4 | 3 | calm |
| 5 | 3 | calm |
| 6 | 3 | calm |
| 7 | 3 | calm |
| 8 | 3 | calm |
| 9 | 3 | calm |
| 10 | 3 | calm |
| 11 | 3 | calm |
| 12 | 3 | calm |
| 13 | 3 | calm |
| 14 | 3 | calm |
| 15 | 3 | calm |
| 16 | 3 | calm |
| 17 | 3 | calm |
| 18 | 3 | calm |
| 19 | 3 | calm |
| 20 | 3 | calm |
| 21 | 3 | calm |
| 22 | 3 | calm |
| 23 | 3 | calm |
| 24 | 3 | calm |
| 25 | 3 | calm |
| 26 | 3 | calm |
| 27 | 3 | calm |
| 28 | 3 | calm |
| 29 | 3 | calm |
| 30 | 3 | calm |
| 31 | 3 | calm |
Sunrise & sunset in December
Daylight runs from about 11 h 54 min at the start of December to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over December. Sunrise moves from 6:01 AM to 6:14 AM, and sunset from 5:56 PM to 6:09 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) | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 |
| Sunrise (AM) | 6:01 | 6:01 | 6:02 | 6:02 | 6:03 | 6:03 | 6:03 | 6:04 | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:07 | 6:08 | 6:08 | 6:09 | 6:09 | 6:10 | 6:10 | 6:11 | 6:11 | 6:12 | 6:12 | 6:13 | 6:13 | 6:14 | 6:14 | 6:14 |
| Sunset (PM) | 5:56 | 5:56 | 5:56 | 5:57 | 5:57 | 5:58 | 5:58 | 5:58 | 5:59 | 5:59 | 6:00 | 6:00 | 6:01 | 6:01 | 6:01 | 6:02 | 6:02 | 6:03 | 6:03 | 6:04 | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:08 | 6:08 | 6:08 | 6:09 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.9 | 6:01 | 5:56 |
| 2 | 11.9 | 6:01 | 5:56 |
| 3 | 11.9 | 6:02 | 5:56 |
| 4 | 11.9 | 6:02 | 5:57 |
| 5 | 11.9 | 6:03 | 5:57 |
| 6 | 11.9 | 6:03 | 5:58 |
| 7 | 11.9 | 6:03 | 5:58 |
| 8 | 11.9 | 6:04 | 5:58 |
| 9 | 11.9 | 6:04 | 5:59 |
| 10 | 11.9 | 6:05 | 5:59 |
| 11 | 11.9 | 6:05 | 6:00 |
| 12 | 11.9 | 6:06 | 6:00 |
| 13 | 11.9 | 6:06 | 6:01 |
| 14 | 11.9 | 6:07 | 6:01 |
| 15 | 11.9 | 6:07 | 6:01 |
| 16 | 11.9 | 6:07 | 6:02 |
| 17 | 11.9 | 6:08 | 6:02 |
| 18 | 11.9 | 6:08 | 6:03 |
| 19 | 11.9 | 6:09 | 6:03 |
| 20 | 11.9 | 6:09 | 6:04 |
| 21 | 11.9 | 6:10 | 6:04 |
| 22 | 11.9 | 6:10 | 6:05 |
| 23 | 11.9 | 6:11 | 6:05 |
| 24 | 11.9 | 6:11 | 6:06 |
| 25 | 11.9 | 6:12 | 6:06 |
| 26 | 11.9 | 6:12 | 6:07 |
| 27 | 11.9 | 6:13 | 6:07 |
| 28 | 11.9 | 6:13 | 6:08 |
| 29 | 11.9 | 6:14 | 6:08 |
| 30 | 11.9 | 6:14 | 6:08 |
| 31 | 11.9 | 6:14 | 6:09 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 4.65 kWh/m².
For context, solar energy here swings from a low near 4.51 kWh/m² to a high of 5.59 kWh/m² in September across the year — December's 4.65 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) | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.9 |
| 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 | 4.5 | Bright |
| 2 | 4.5 | Bright |
| 3 | 4.5 | Bright |
| 4 | 4.5 | Bright |
| 5 | 4.5 | Bright |
| 6 | 4.6 | Bright |
| 7 | 4.6 | Bright |
| 8 | 4.6 | Bright |
| 9 | 4.6 | Bright |
| 10 | 4.6 | Bright |
| 11 | 4.6 | Bright |
| 12 | 4.6 | Bright |
| 13 | 4.6 | Bright |
| 14 | 4.6 | Bright |
| 15 | 4.6 | Bright |
| 16 | 4.6 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.6 | Bright |
| 19 | 4.6 | Bright |
| 20 | 4.7 | Bright |
| 21 | 4.7 | Bright |
| 22 | 4.7 | Bright |
| 23 | 4.7 | Bright |
| 24 | 4.7 | Bright |
| 25 | 4.8 | Bright |
| 26 | 4.8 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.8 | Bright |
| 30 | 4.8 | Bright |
| 31 | 4.9 | Bright |
Is December a good time to visit La Unión?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in La Unión.
What to pack for La Unión in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, La Unión sees daytime highs around 22°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 30 days see rain.
UV index in La Unión in December
Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in La Unión peaks around February 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 at about 12 (extreme).
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) | 15 | 16 | 16 | 14 | 15 | 13 | 12 | 12 | 14 | 14 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 16 | Extreme |
| Mar | 16 | Extreme |
| Apr | 14 | Extreme |
| May | 15 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in La Unión 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 La Unión is worst in March — around 18 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (July, 11 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) | 14 | 18 | 18 | 16 | 13 | 11 | 11 | 14 | 17 | 15 | 14 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 18 | Moderate |
| Mar | 18 | Moderate |
| Apr | 16 | Moderate |
| May | 13 | Moderate |
| Jun | 11 | Good |
| Jul | 11 | Good |
| Aug | 14 | Moderate |
| Sep | 17 | Moderate |
| Oct | 15 | Moderate |
| Nov | 14 | Moderate |
| Dec | 14 | Moderate |
Where is La Unión?
La Unión sits at 1.6°N, 77.1°W, 1,721 m above sea level, in Colombia. The nearest listed city is San Lorenzo, 15 km away.
Topography around La Unión
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Unión.
Within 3 km, the terrain around La Unión has large variations in elevation — a maximum elevation change of 1,092 m around an average of 1,673 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,489 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,093 m.
The land around La Unión is covered by trees (94%) within 3 km, trees (64%) and grassland (36%) within 16 km, and trees (76%) and grassland (23%) within 80 km.
Colombia travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type A / B
- 120 / 240 V · 60 Hz
- Prices
- ≈ 38% of US
- price level, 2025
- GDP per capita
- $8,562
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 74%
- of population, 2024
- Homicide rate
- 24.9
- per 100k, 2023
- Road deaths
- 15.4
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 480
- 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 La Unión (1.6045°, -77.1315°, elevation 1,721 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. 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).