Cosoleacaque weather in December

In December, Cosoleacaque sees average daytime highs of 27°C and overnight lows near 20°C, with 42 mm of rain across 9.3 wet days and about 10.9 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 33% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 hours at the start of December to 10 h 54 min by month's end. Set against the rest of the year, December is Cosoleacaque's 5th-clearest and 6th-windiest month. For the whole year in context, see Cosoleacaque's year-round climate.

Daytime high
27°
11th warmest
Overnight low
20°
3rd coldest
Rainfall
42 mm
9.3 wet days
Daylight
10 h 54 min
6:47 AM – 5:43 PM
Cloud cover
55%
5th clearest
Wind
8 km/h
6th windiest
Solar energy
3.47 kWh/m²
Travel score
6.7
out of 10

Cosoleacaque is human settlement in Mexico.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Cosoleacaque reaches about 27°C in the afternoon and slips back to 20°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12720
22720
32720
42720
52720
62720
72720
82720
92720
102720
112720
122720
132720
142720
152720
162720
172720
182720
192720
202720
212720
222720
232620
242620
252620
262620
272620
282619
292619
302619
312619

How December really feels in Cosoleacaque

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.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Cosoleacaque weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 19°498.5116.9
Feb28° / 20°225.111.46.8
Mar31° / 21°163.411.95.5
Apr33° / 24°183.912.43.9
May34° / 25°568.712.83.0
Jun33° / 25°18721.513.12.5
Jul32° / 24°20723.9132.8
Aug32° / 24°22624.912.62.8
Sep31° / 24°24025.312.12.8
Oct30° / 23°17418.911.64.0
Nov28° / 21°9112.211.25.9
Dec27° / 20°429.310.96.7

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 26% of December, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56535
66535
76535
86436
96436
106436
116337
126337
136238
146040
156040
165941
175842
185743
195743
205545
215545
225446
235347
245347
255248
265248
275248
285149
295149
305149
315149

Chance of precipitation in December

Any precipitation

Cosoleacaque gets around 42 mm of rain over 9.3 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 31% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
331
431
531
630
730
830
930
1030
1130
1230
1330
1431
1531
1631
1731
1831
1932
2032
2132
2232
2332
2432
2532
2632
2732
2832
2931
3031
3131

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1021244421
2021244420
3021344410
4021344400
5021344400
6021444390
7021444390
8021544390
9121544380
10131544370
11131644370
12131644360
13131744350
14131745340
15141745340
16141845330
17141846320
18141846310
19141947300
20141948290
21041949280
22041949270
23041951260
24041952250
25042052240
26042052240
27042152230
28032252230
29032253220
30042351220
31042451210

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 10 h 54 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 6:38 AM to 6:54 AM, and sunset from 5:38 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:385:38
211.06:395:38
311.06:405:39
411.06:405:39
511.06:415:39
611.06:415:39
711.06:425:40
811.06:425:40
911.06:435:40
1010.96:445:40
1110.96:445:41
1210.96:455:41
1310.96:455:41
1410.96:465:42
1510.96:465:42
1610.96:475:43
1710.96:475:43
1810.96:485:43
1910.96:485:44
2010.96:495:44
2110.96:495:45
2210.96:505:45
2310.96:505:46
2410.96:515:46
2510.96:515:47
2610.96:525:47
2710.96:525:48
2810.96:535:48
2910.96:535:49
3010.96:535:49
3110.96:545:50

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.47 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.47 kWh/m² to a high of 6.5 kWh/m² in May across the year — December's 3.47 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in December

Hazard calendar for Cosoleacaque

In seasonPeak

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

Cosoleacaque sits in the Atlantic hurricane belt; the season peaks August–October.

Cosoleacaque's monsoon runs June–October, when most of the year's rain falls.

Atlantic hurricane
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Cosoleacaque?

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

6.7
Sightseeing
3rd-best month of the year
6.7
Beach & pool
5th-best month of the year

December is a reasonable time to visit Cosoleacaque for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Cosoleacaque in December

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

In December, Cosoleacaque sees daytime highs around 27°C and nights near 20°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Cosoleacaque in December

The nearest coast averages about 25°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 31 km away) is warmest in September at about 29°C and coldest in February near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Warm
Mar25Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov27Warm
Dec25Warm

UV index in Cosoleacaque in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cosoleacaque peaks around August 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 17UV 12Dec 21UV 7
UV index (midday)Level
Jan7Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May10Very high
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Cosoleacaque 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 Cosoleacaque is worst in May — around 43 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (January, 16 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1842 µg/m³Jan 1816 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar22Moderate
Apr31Moderate
May43Poor
Jun34Moderate
Jul36Poor
Aug29Moderate
Sep25Moderate
Oct18Moderate
Nov17Moderate
Dec18Moderate
Location & terrain

Where is Cosoleacaque?

Cosoleacaque sits at 18.0°N, 94.6°W, 53 m above sea level, in Mexico. The nearest listed city is Minatitlán, 8.0 km away.

Topography around Cosoleacaque

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

Within 3 km, the terrain around Cosoleacaque has only modest variations in elevation — a maximum elevation change of 58 m around an average of 32 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 76 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,661 m.

The land around Cosoleacaque is covered by trees (61%) and grassland (22%) within 3 km, grassland (45%) and trees (35%) within 16 km, and grassland (44%), trees (29%) and water (20%) within 80 km.

3 km
58 m
16 km
76 m
80 km
1,661 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Minatitlán 8.0 km · Jáltipan de Morelos 9.0 km · Fraccionamiento Ciudad Olmeca 19 km · Nanchital de Lázaro Cárdenas del Río 25 km · Coatzacoalcos 26 km · Acayucan 30 km · Allende 31 km · Agua Dulce 54 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 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 Cosoleacaque (17.9991°, -94.6359°, elevation 53 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).