Comalcalco weather in December

In December, Comalcalco sees average daytime highs of 28°C and overnight lows near 21°C, with 64 mm of rain across 10 wet days and about 10.9 hours of daylight. It is the 11th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 37% of the time in December, and the air most often feels oppressive.

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 Comalcalco's 5th-clearest and 6th-windiest month. For the whole year in context, see Comalcalco's year-round climate.

Daytime high
28°
11th warmest
Overnight low
21°
3rd coldest
Rainfall
64 mm
10 wet days
Daylight
10 h 54 min
6:42 AM – 5:36 PM
Cloud cover
52%
5th clearest
Wind
11 km/h
6th windiest
Solar energy
3.89 kWh/m²
Travel score
6.1
out of 10

Comalcalco is municipal seat of Comalcalco, State of Tabasco, Mexico.

Density
2,303/km²
people per km²
Founded
1827

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 28°C through the month.

A typical December day in Comalcalco reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°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)
12921
22921
32921
42921
52921
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252821
262820
272820
282820
292820
302820
312820

How December really feels in Comalcalco

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.

Comalcalco weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°649.8116.5
Feb29° / 21°396.711.45.8
Mar32° / 22°22511.94.6
Apr35° / 24°315.812.43.1
May35° / 26°6610.412.82.4
Jun34° / 25°18920.413.12.2
Jul34° / 25°13217.5132.4
Aug33° / 25°18722.112.62.3
Sep32° / 24°26225.312.12.5
Oct31° / 24°21720.611.63.6
Nov29° / 22°11314.211.14.9
Dec28° / 21°641010.96.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36238
46337
56337
66337
76436
86436
96337
106337
116238
126139
136139
146040
155941
165941
175743
185644
195644
205545
215446
225446
235347
245347
255347
265248
275248
285248
295248
305248
315248

Chance of precipitation in December

Any precipitation

Comalcalco gets around 64 mm of rain over 10 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 33% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
235
335
434
534
634
733
833
932
1032
1132
1231
1331
1431
1531
1631
1731
1831
1932
2032
2132
2233
2333
2434
2534
2635
2736
2836
2937
3037
3137

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11933552
21933552
31933552
41933552
51933552
611033542
711033542
811133532
921133522
1021233512
1121233521
1221334501
1321334491
1431335481
1531435471
1631436461
1731437451
1831437441
1931538431
2031539421
2131540411
2231441411
2331442400
2431443390
2531443390
2631444390
2731444380
2841444380
2941544370
3041544370
3141644360

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 6:33 AM to 6:49 AM, and sunset from 5:32 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:335:32
211.06:345:32
311.06:345:32
411.06:355:33
511.06:365:33
610.96:365:33
710.96:375:33
810.96:375:34
910.96:385:34
1010.96:385:34
1110.96:395:35
1210.96:405:35
1310.96:405:35
1410.96:415:36
1510.96:415:36
1610.96:425:36
1710.96:425:37
1810.96:435:37
1910.96:435:38
2010.96:445:38
2110.96:445:38
2210.96:455:39
2310.96:455:39
2410.96:465:40
2510.96:465:40
2610.96:475:41
2710.96:475:41
2810.96:475:42
2910.96:485:43
3010.96:485:43
3110.96:495:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.89 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.89 kWh/m² to a high of 6.7 kWh/m² in May across the year — December's 3.89 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Moderate
54.0Moderate
64.0Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in December

Hazard calendar for Comalcalco

In seasonPeak

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

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

Comalcalco's rainy season runs June–October, when most of the year's rain falls.

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

Is December a good time to visit Comalcalco?

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

6.1
Sightseeing
2nd-best month of the year
6.9
Beach & pool
4th-best month of the year

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

What to pack for Comalcalco in December

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

In December, Comalcalco sees daytime highs around 28°C and nights near 21°C. Pack light clothes. Worth having: rain gear. About 10 days see rain.

light clothesrain gear

Sea temperature near Comalcalco in December

The nearest coast averages about 26°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 41 km away) is warmest in September at about 29°C and coldest in January near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar25Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov27Warm
Dec26Warm

UV index in Comalcalco 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 Comalcalco peaks around August 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highAug 17UV 13Jan 1UV 7
UV index (midday)Level
Jan7High
Feb10Extreme
Mar12Extreme
Apr13Extreme
May8Very high
Jun13Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Comalcalco 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 Comalcalco is worst in May — around 77 µg/m³ PM2.5 (unhealthy), about 2.4× the cleanest month (January, 32 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorMay 1375 µg/m³Jan 1633 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb37Poor
Mar46Poor
Apr69Unhealthy
May77Unhealthy
Jun52Poor
Jul45Poor
Aug40Poor
Sep41Poor
Oct38Poor
Nov36Poor
Dec37Poor
Location & terrain

Where is Comalcalco?

Comalcalco sits at 18.3°N, 93.2°W, 10 m above sea level, in Mexico. The nearest listed city is Paraiso, 15 km away.

Topography around Comalcalco

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

Within 3 km, the terrain around Comalcalco has only modest variations in elevation — a maximum elevation change of 27 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 31 m; within 80 km, significant variations in elevation — a maximum elevation change of 374 m.

The land around Comalcalco is covered by trees (44%), grassland (30%) and artificial surfaces (23%) within 3 km, grassland (38%) and trees (37%) within 16 km, and grassland (35%) and water (31%) within 80 km.

3 km
27 m
16 km
31 m
80 km
374 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Paraiso 15 km · Jalpa de Méndez 20 km · Cunduacán 23 km · Taxco 27 km · Cárdenas 33 km · Villahermosa 43 km · Reforma 46 km · Huimanguillo 51 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 Comalcalco (18.265°, -93.2243°, elevation 10 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).