Tlacotalpan weather in December

In December, Tlacotalpan sees average daytime highs of 26°C and overnight lows near 20°C, with 44 mm of rain across 8.7 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 26°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 Tlacotalpan's 7th-clearest and 6th-windiest month. For the whole year in context, see Tlacotalpan's year-round climate.

Daytime high
26°
11th warmest
Overnight low
20°
2nd coldest
Rainfall
44 mm
8.7 wet days
Daylight
10 h 54 min
6:52 AM – 5:45 PM
Cloud cover
57%
7th clearest
Wind
9 km/h
6th windiest
Solar energy
3.47 kWh/m²
Travel score
6.9
out of 10

Tlacotalpan is municipal seat of Tlacotalpan, State of Veracruz, Mexico.

Founded
1847

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 26°C through the month.

A typical December day in Tlacotalpan reaches about 26°C in the afternoon and slips back to 20°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 29°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12721
22721
32720
42720
52720
62720
72720
82720
92720
102620
112620
122620
132620
142620
152620
162620
172620
182620
192620
202620
212620
222620
232620
242620
252619
262619
272619
282619
292619
302619
312619

How December really feels in Tlacotalpan

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.

Tlacotalpan 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
Jan26° / 19°407.9117.1
Feb27° / 20°285.111.47.1
Mar30° / 22°234.511.96.0
Apr33° / 24°254.512.44.4
May34° / 25°649.612.93.3
Jun33° / 25°23522.513.12.6
Jul32° / 25°26525132.8
Aug32° / 25°27125.112.62.7
Sep31° / 25°31824.912.12.8
Oct30° / 24°20218.811.64.0
Nov28° / 22°951311.15.8
Dec26° / 20°448.710.96.9

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 18% of December, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26040
36040
45941
55941
65941
75842
85842
95743
105644
115545
125446
135347
145347
155149
165149
174951
184951
194852
204852
214654
224654
234654
244654
254654
264555
274555
284555
294555
304654
314555

Chance of precipitation in December

Any precipitation

Tlacotalpan gets around 44 mm of rain over 8.7 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 28% and peaks near 33% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
133
233
332
432
532
632
731
831
930
1030
1129
1229
1328
1428
1528
1627
1727
1827
1926
2026
2126
2226
2326
2426
2526
2626
2726
2826
2926
3026
3126

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 40% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1041440402
2141440402
3141540392
4141540392
5141639381
6141739381
7151738381
8151838371
9151937371
10251937361
11262037351
12262037341
13262137341
14262137330
15272238320
16272238310
17272339300
18272339290
19272440280
20272441270
21272441260
22272542250
23272543240
24272544230
25172544230
26172644220
27172644220
28172743210
29182742210
30182842210
31192841210

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 6:44 AM to 6:59 AM, and sunset from 5:41 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:445:41
211.06:445:41
310.96:455:42
410.96:455:42
510.96:465:42
610.96:475:42
710.96:475:42
810.96:485:43
910.96:485:43
1010.96:495:43
1110.96:495:44
1210.96:505:44
1310.96:515:44
1410.96:515:45
1510.96:525:45
1610.96:525:45
1710.96:535:46
1810.96:535:46
1910.96:545:47
2010.96:545:47
2110.96:555:48
2210.96:555:48
2310.96:565:48
2410.96:565:49
2510.96:575:49
2610.96:575:50
2710.96:575:51
2810.96:585:51
2910.96:585:52
3010.96:595:52
3110.96:595:53

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 6.49 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
53.6Moderate
63.6Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.4Moderate
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 Tlacotalpan

In seasonPeak

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

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

Tlacotalpan'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 Tlacotalpan?

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

6.9
Sightseeing
3rd-best month of the year
6.6
Beach & pool
5th-best month of the year

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

What to pack for Tlacotalpan in December

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

In December, Tlacotalpan sees daytime highs around 26°C and nights near 20°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Tlacotalpan 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 29 km away) is warmest in August at about 29°C and coldest in February near 23°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
Jan24Refreshing
Feb23Refreshing
Mar24Warm
Apr26Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov27Warm
Dec25Warm

UV index in Tlacotalpan 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 Tlacotalpan peaks around August 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeExtremeVery highHighAug 17UV 13Dec 19UV 7
UV index (midday)Level
Jan7Very high
Feb10Very high
Mar11Extreme
Apr13Extreme
May9Very high
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov7Very high
Dec7High

Air quality in Tlacotalpan 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 Tlacotalpan is worst in May — around 40 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (November, 15 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1639 µg/m³Nov 1215 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar22Moderate
Apr30Moderate
May40Poor
Jun29Moderate
Jul32Moderate
Aug24Moderate
Sep20Moderate
Oct16Moderate
Nov15Moderate
Dec17Moderate
Location & terrain

Where is Tlacotalpan?

Tlacotalpan sits at 18.6°N, 95.7°W, 0 m above sea level, in Mexico. The nearest listed city is Lerdo de Tejada, 15 km away.

Topography around Tlacotalpan

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

Within 3 km, the terrain around Tlacotalpan has only modest variations in elevation — a maximum elevation change of 9 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 88 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,630 m.

The land around Tlacotalpan is covered by wetland (49%) and grassland (35%) within 3 km, wetland (36%) and grassland (25%) within 16 km, and grassland (33%) and water (28%) within 80 km.

3 km
9 m
16 km
88 m
80 km
1,630 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Lerdo de Tejada 15 km · Alvarado 21 km · Carlos A. Carrillo 28 km · Cosamaloapan 31 km · Santiago Tuxtla 41 km · San Andrés Tuxtla 50 km · La Isla 52 km · Loma Bonita 61 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 Tlacotalpan (18.6133°, -95.6589°, elevation 0 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).