Astrea weather in December

In December, Astrea sees average daytime highs of 33°C and overnight lows near 24°C, with 74 mm of rain across 11.4 wet days and about 11.5 hours of daylight. It is the 6th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 33% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of December to 11 h 30 min by month's end. Set against the rest of the year, December is Astrea's 3rd-clearest and 6th-windiest month. For the whole year in context, see Astrea's year-round climate.

Daytime high
33°
6th warmest
Overnight low
24°
3rd coldest
Rainfall
74 mm
11.4 wet days
Daylight
11 h 24 min
6:09 AM – 5:36 PM
Cloud cover
57%
3rd clearest
Wind
4 km/h
6th windiest
Solar energy
5.08 kWh/m²
Travel score
3.3
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 32°C in the first days to 34°C by the end.

A typical December day in Astrea reaches about 33°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, December runs about 1°C warmer than November and about 2°C cooler than January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143324
153324
163324
173324
183324
193324
203324
213424
223424
233424
243424
253424
263424
273424
283424
293424
303424
313424

How December really feels in Astrea

Once humidity and wind are folded in, December averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
9 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Astrea weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan35° / 24°244.911.52.7
Feb37° / 25°386.511.71.8
Mar36° / 25°1171511.91.8
Apr34° / 25°24224.312.21.9
May33° / 25°33827.512.42.1
Jun33° / 25°22323.712.52.3
Jul33° / 25°17321.912.52.3
Aug33° / 24°23924.812.32.1
Sep32° / 24°29527.412.12.1
Oct32° / 24°32328.811.82.3
Nov32° / 24°22423.711.62.6
Dec33° / 24°7411.411.53.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23367
33367
43367
53466
63466
73664
83763
93862
103862
113961
124159
134258
144357
154555
164753
174852
184951
195248
205347
215545
225644
235743
245941
256040
266139
276337
286436
296535
306733
316733

Chance of precipitation in December

Any precipitation

Astrea gets around 74 mm of rain over 11.4 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 37% and peaks near 58% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
158
256
354
453
552
650
749
848
946
1045
1144
1242
1341
1439
1538
1637
1735
1834
1933
2031
2130
2228
2327
2426
2525
2624
2723
2823
2923
3022
3122

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the oppressive band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1014257
2014356
3014554
4014653
5014752
6024850
7024949
8025048
9035047
10035245
11045244
12155143
13165241
14165340
15175339
16185437
17195436
181105435
192125333
202135332
212145430
223155428
233175327
243185425
254195423
264215421
274225420
285235418
295245417
306255415
316255514

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 30 min at the start of December to 11 h 30 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 6:15 AM, and sunset from 5:30 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:015:30
211.56:025:30
311.56:025:31
411.56:035:31
511.56:035:31
611.56:045:32
711.56:045:32
811.56:055:32
911.56:055:33
1011.56:065:33
1111.56:065:33
1211.56:075:34
1311.56:075:34
1411.56:085:35
1511.46:085:35
1611.46:095:36
1711.46:095:36
1811.46:105:36
1911.46:105:37
2011.46:115:37
2111.46:115:38
2211.46:125:38
2311.46:125:39
2411.46:125:39
2511.46:135:40
2611.46:135:40
2711.46:145:41
2811.46:145:41
2911.46:155:42
3011.56:155:42
3111.56:155:43

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.08 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.13 kWh/m² in March across the year — December's 5.08 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.4Bright
Planning a trip in December

Is December a good time to visit Astrea?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.3
Sightseeing
1st-best month of the year
5.9
Beach & pool
2nd-best month of the year

December is a weaker month for outdoor sightseeing in Astrea.

What to pack for Astrea in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Astrea sees daytime highs around 33°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Astrea in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Astrea peaks around February 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highFeb 21UV 13Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr12Extreme
May12Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in Astrea in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Astrea is worst in March — around 62 µg/m³ PM2.5 (unhealthy), about 4.3× the cleanest month (December, 14 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateMar 1758 µg/m³Dec 1215 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb32Moderate
Mar62Unhealthy
Apr32Moderate
May26Moderate
Jun25Moderate
Jul25Moderate
Aug21Moderate
Sep17Moderate
Oct17Moderate
Nov15Moderate
Dec14Moderate
Location & terrain

Where is Astrea?

Astrea sits at 9.5°N, 74.0°W, 87 m above sea level, in Colombia. The nearest listed city is Chimichagua, 32 km away.

Topography around Astrea

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Astrea.

Within 3 km, the terrain around Astrea has only modest variations in elevation — a maximum elevation change of 36 m around an average of 83 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 116 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,838 m.

The land around Astrea is covered by grassland (80%) within 3 km, grassland (75%) and trees (25%) within 16 km, and grassland (61%) and trees (29%) within 80 km.

3 km
36 m
16 km
116 m
80 km
2,838 m
treesgrasslandartificial surfaceswaterwetland
December weather nearby: Chimichagua 32 km · Chiriguaná 44 km · Guamal 48 km · Bosconia 53 km · El Banco 55 km · Nueva Granada 57 km · Mompós 57 km · Curumaní 58 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
Roman Catholic 64%Protestant 17%none 14%atheist 1%

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 Astrea (9.4983°, -73.9759°, elevation 87 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).