Cumaribo weather in December

In December, Cumaribo sees average daytime highs of 30°C and overnight lows near 23°C, with 105 mm of rain across 16.3 wet days and about 11.7 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of December to 11 h 42 min by month's end. Set against the rest of the year, December is Cumaribo's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Cumaribo's year-round climate.

Daytime high
30°
4th warmest
Overnight low
23°
5th coldest
Rainfall
105 mm
16.3 wet days
Daylight
11 h 42 min
5:43 AM – 5:28 PM
Cloud cover
68%
3rd clearest
Wind
8 km/h
3rd windiest
Solar energy
5.05 kWh/m²
Travel score
4.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Cumaribo reaches about 30°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, December runs on par with November and about 1°C cooler than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233123
243123
253122
263122
273122
283122
293122
303122
313122

How December really feels in Cumaribo

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
heat index over the day's high
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.

Cumaribo weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°416.511.84.4
Feb32° / 23°598.511.93.8
Mar31° / 23°15517.7123.3
Apr30° / 23°28326.612.12.8
May29° / 23°3653012.22.8
Jun28° / 22°34229.212.33.0
Jul28° / 22°32129.812.23.2
Aug29° / 22°23428.112.13.1
Sep30° / 23°19226.7122.9
Oct30° / 23°20928.311.92.8
Nov30° / 23°19325.511.83.0
Dec30° / 23°10516.311.74.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22476
32575
42575
52674
62674
72674
82773
92872
102872
112971
122971
133268
143268
153268
163367
173466
183664
193763
203763
213961
223961
234060
244159
254357
264456
274555
284654
294753
304753
314951

Chance of precipitation in December

Any precipitation

Cumaribo gets around 105 mm of rain over 16.3 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 53% and peaks near 71% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
171
270
369
468
566
665
764
863
962
1061
1159
1258
1357
1456
1555
1654
1752
1851
1950
2048
2147
2245
2344
2442
2541
2639
2738
2836
2934
3033
3131

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 80% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1038512
2038611
3048610
404879
504888
605887
705896
805896
906895
1006895
1107894
1207894
1308884
1409874
15010864
16111844
17112834
18113824
19114814
20115795
21117775
22118765
23220735
24221725
25222724
26324694
27325684
28327664
29328663
30430633
31431623

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 48 min at the start of December to 11 h 42 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 5:36 AM to 5:50 AM, and sunset from 5:22 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:365:22
211.85:375:22
311.85:375:22
411.85:375:23
511.85:385:23
611.85:385:24
711.85:395:24
811.85:395:24
911.75:405:25
1011.75:405:25
1111.75:415:26
1211.75:415:26
1311.75:425:26
1411.75:425:27
1511.75:435:27
1611.75:435:28
1711.75:445:28
1811.75:445:29
1911.75:445:29
2011.75:455:30
2111.75:455:30
2211.75:465:30
2311.75:465:31
2411.75:475:31
2511.75:475:32
2611.75:485:32
2711.75:485:33
2811.75:495:33
2911.75:495:34
3011.75:505:34
3111.75:505:35

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.05 kWh/m².

For context, solar energy here swings from a low near 3.64 kWh/m² to a high of 5.62 kWh/m² in January across the year — December's 5.05 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
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
175.0Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in December

Hazard calendar for Cumaribo

In seasonPeak

None of Cumaribo's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Cumaribo's rainy season runs April–November, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Cumaribo?

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

4.0
Sightseeing
2nd-best month of the year
5.7
Beach & pool
3rd-best month of the year

December is a reasonable time to visit Cumaribo for sightseeing.

What to pack for Cumaribo in December

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

In December, Cumaribo sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Cumaribo in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cumaribo peaks around February 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 14UV 13Dec 14UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Cumaribo 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 Cumaribo is worst in March — around 29 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (September, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1628 µg/m³Sep 1712 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb23Moderate
Mar29Moderate
Apr21Moderate
May15Moderate
Jun14Moderate
Jul14Moderate
Aug14Moderate
Sep12Moderate
Oct13Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Cumaribo?

Cumaribo sits at 4.4°N, 69.8°W, 161 m above sea level, in Colombia. The nearest listed city is Villanueva, 258 km away.

VillanuevaPuerto AyacuchoPaz de AriporoElorzaYopalTameAraucaAguazul

Topography around Cumaribo

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

Within 3 km, the terrain around Cumaribo has only modest variations in elevation — a maximum elevation change of 69 m around an average of 144 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 86 m; within 80 km, only modest variations in elevation — a maximum elevation change of 135 m.

The land around Cumaribo is covered by grassland (77%) and trees (20%) within 3 km, grassland (57%) and trees (40%) within 16 km, and trees (52%) and grassland (47%) within 80 km.

3 km
69 m
16 km
86 m
80 km
135 m
treesgrasslandartificial surfaceswater
December weather nearby: Villanueva 258 km · Puerto Ayacucho 280 km · Paz de Ariporo 281 km · Elorza 293 km · Yopal 304 km · Tame 310 km · Arauca 312 km · Aguazul 315 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 Cumaribo (4.4455°, -69.799°, elevation 161 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).