Tuxtla weather in December

In December, Tuxtla sees average daytime highs of 26°C and overnight lows near 15°C, with 13 mm of rain across 2 wet days and about 11 hours of daylight. It is the 12th-warmest and 9th-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 58% of the time in December, and the air most often feels humid.

Daylight stretches from about 11 h 06 min at the start of December to 11 hours by month's end. Set against the rest of the year, December is Tuxtla's 4th-clearest and 5th-windiest month. For the whole year in context, see Tuxtla's year-round climate.

Daytime high
26°
12th warmest
Overnight low
15°
2nd coldest
Rainfall
13 mm
2 wet days
Daylight
11 hours
6:38 AM – 5:39 PM
Cloud cover
37%
4th clearest
Wind
6 km/h
5th windiest
Solar energy
4.39 kWh/m²
Travel score
8.4
out of 10

Tuxtla is capital of the state of Chiapas, Mexico.

Founded
~400 BCE

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 Tuxtla reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12616
22616
32616
42616
52616
62616
72616
82616
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202615
212615
222615
232615
242615
252615
262615
272615
282615
292615
302615
312615

Tuxtla weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 15°71.911.18.5
Feb28° / 15°51.411.47.9
Mar29° / 17°112.811.96.5
Apr31° / 18°337.312.45.1
May30° / 19°15818.712.84.1
Jun28° / 19°36926.9133.6
Jul28° / 18°2942612.93.9
Aug28° / 19°32626.712.63.9
Sep27° / 19°34127.812.13.7
Oct26° / 18°17218.111.65.2
Nov26° / 16°456.511.27.4
Dec26° / 15°132118.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 22%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27624
37723
47822
57822
67822
78020
88020
97921
107921
117921
127921
137921
147822
157921
167921
177921
187921
197822
207822
217822
227723
237723
247723
257723
267723
277723
287822
297822
307822
317822

Chance of precipitation in December

Any precipitation

Tuxtla gets around 13 mm of rain over 2 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 7% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
38
48
58
67
77
87
97
107
117
127
137
147
158
168
178
187
197
207
217
227
236
246
256
266
275
285
295
305
315

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1933535
21034515
31034524
41034524
51034533
61134523
71135513
81135522
91236502
101236502
111236492
121337492
131338482
141338472
151339462
161440452
171440442
181441431
191442421
201443411
211544401
221545391
231546381
241547371
251548361
261549351
271550350
281551340
291651330
301652320
311752310

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 06 min at the start of December to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:30 AM to 6:45 AM, and sunset from 5:34 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:305:34
211.16:315:35
311.16:315:35
411.16:325:35
511.06:325:35
611.06:335:35
711.06:345:36
811.06:345:36
911.06:355:36
1011.06:355:37
1111.06:365:37
1211.06:365:37
1311.06:375:38
1411.06:375:38
1511.06:385:38
1611.06:385:39
1711.06:395:39
1811.06:395:40
1911.06:405:40
2011.06:405:41
2111.06:415:41
2211.06:415:41
2311.06:425:42
2411.06:425:42
2511.06:435:43
2611.06:435:43
2711.06:445:44
2811.06:445:44
2911.06:445:45
3011.06:455:45
3111.06:455:46

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.39 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.61 kWh/m² in April across the year — December's 4.39 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in December

Hazard calendar for Tuxtla

In seasonPeak

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

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

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

Is December a good time to visit Tuxtla?

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

8.4
Sightseeing
2nd-best month of the year
7.8
Beach & pool
4th-best month of the year

December is one of the better times to visit Tuxtla for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Tuxtla in December

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

In December, Tuxtla sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes.

light clothes

UV index in Tuxtla in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tuxtla peaks around April 11 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 11UV 14Dec 18UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Tuxtla 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 Tuxtla is worst in April — around 38 µg/m³ PM2.5 (poor), about 3.1× the cleanest month (December, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 2337 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb21Moderate
Mar27Moderate
Apr38Poor
May37Poor
Jun21Moderate
Jul24Moderate
Aug20Moderate
Sep19Moderate
Oct15Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Tuxtla?

Tuxtla sits at 16.8°N, 93.1°W, 535 m above sea level, in Mexico. The nearest listed city is Chiapas, 12 km away.

Topography around Tuxtla

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

Within 3 km, the terrain around Tuxtla has significant variations in elevation — a maximum elevation change of 292 m around an average of 570 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,373 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,840 m.

The land around Tuxtla is covered by artificial surfaces (82%) within 3 km, trees (37%), grassland (27%) and shrubs (21%) within 16 km, and trees (57%) and grassland (33%) within 80 km.

3 km
292 m
16 km
1,373 m
80 km
2,840 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Chiapas 12 km · Suchiapa 14 km · Berriozábal 17 km · Ocozocoautla de Espinosa 28 km · San Cristóbal de las Casas 51 km · Villaflores 60 km · Cintalapa de Figueroa 65 km · Teopisca 72 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 Tuxtla (16.7536°, -93.1158°, elevation 535 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).