Tuxtepec weather in December

In December, Tuxtepec sees average daytime highs of 25°C and overnight lows near 18°C, with 87 mm of rain across 11.1 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 25°C through the month. The sky is clear or mostly clear about 34% 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 Tuxtepec's 5th-clearest and 9th-windiest month. For the whole year in context, see Tuxtepec's year-round climate.

Daytime high
25°
11th warmest
Overnight low
18°
2nd coldest
Rainfall
87 mm
11.1 wet days
Daylight
10 h 54 min
6:53 AM – 5:48 PM
Cloud cover
56%
5th clearest
Wind
4 km/h
9th windiest
Solar energy
3.53 kWh/m²
Travel score
6.6
out of 10

Tuxtepec is municipal seat of Tuxtepec, State of Oaxaca, Mexico.

Density
17,717/km²
people per km²
Founded
~14 CE

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 25°C through the month.

A typical December day in Tuxtepec reaches about 25°C in the afternoon and slips back to 18°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 21°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°151015202531
Avg high (°C)Avg low (°C)
12619
22619
32619
42619
52619
62619
72619
82618
92618
102618
112618
122618
132618
142518
152518
162518
172518
182518
192518
202518
212518
222518
232518
242518
252518
262518
272518
282518
292518
302518
312518

How December really feels in Tuxtepec

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.

Tuxtepec 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
Jan25° / 18°8511.4116.7
Feb26° / 18°638.811.46.7
Mar29° / 20°608.911.95.8
Apr32° / 22°68912.44.3
May32° / 24°11714.112.83.5
Jun31° / 24°33424.413.12.8
Jul31° / 23°32125.4133.0
Aug31° / 23°34126.512.62.9
Sep30° / 23°42326.512.12.9
Oct29° / 22°29019.711.64.2
Nov27° / 20°15913.611.16.0
Dec25° / 18°8711.110.96.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% 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 (%)
15743
25743
35743
45743
55842
65842
75743
85743
95743
105644
115644
125545
135446
145446
155347
165248
175149
185050
194951
204951
214852
224753
234753
244654
254654
264654
274555
284654
294654
304654
314654

Chance of precipitation in December

Any precipitation

Tuxtepec gets around 87 mm of rain over 11.1 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 36% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
236
336
436
536
636
736
836
936
1036
1136
1236
1336
1436
1536
1636
1736
1836
1936
2036
2137
2237
2337
2437
2537
2637
2737
2837
2937
3037
3137

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 44% of days. Sticky, muggy-or-worse air turns up on roughly 52% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
119294615
229304614
329304614
428304613
528304713
629304712
729304712
829304711
939304811
1039304810
11310304810
1231030479
1331031479
1431131478
1541131468
1641132467
1741133457
1841234447
1941234437
2041235436
2141236426
2241237416
2341237415
2441338415
2541338415
2641338404
2741339404
2841439404
2941439404
3041539394
3141538393

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

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 7:00 AM, and sunset from 5:44 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:445:44
211.06:455:44
311.06:465:44
411.06:465:45
511.06:475:45
611.06:475:45
711.06:485:45
810.96:495:46
910.96:495:46
1010.96:505:46
1110.96:505:46
1210.96:515:47
1310.96:515:47
1410.96:525:48
1510.96:525:48
1610.96:535:48
1710.96:545:49
1810.96:545:49
1910.96:555:50
2010.96:555:50
2110.96:565:50
2210.96:565:51
2310.96:575:51
2410.96:575:52
2510.96:575:52
2610.96:585:53
2710.96:585:53
2810.96:595:54
2910.96:595:54
3010.96:595:55
3110.97:005:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.53 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.53 kWh/m² to a high of 6.3 kWh/m² in May across the year — December's 3.53 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.5Moderate
Planning a trip in December

Hazard calendar for Tuxtepec

In seasonPeak

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

Tuxtepec'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 Tuxtepec?

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

6.6
Sightseeing
3rd-best month of the year
6.1
Beach & pool
4th-best month of the year

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

What to pack for Tuxtepec in December

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

In December, Tuxtepec sees daytime highs around 25°C and nights near 18°C. Worth packing: light clothes and rain gear. About 11 days see rain.

light clothesrain gear

UV index in Tuxtepec 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 Tuxtepec peaks around August 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 12Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar10Extreme
Apr12Extreme
May8Very high
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Tuxtepec 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 Tuxtepec is worst in May — around 49 µg/m³ PM2.5 (poor), about 3.7× the cleanest month (January, 13 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1647 µg/m³Jan 1513 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar20Moderate
Apr31Moderate
May49Poor
Jun28Moderate
Jul31Moderate
Aug24Moderate
Sep21Moderate
Oct15Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Tuxtepec?

Tuxtepec sits at 18.1°N, 96.1°W, 31 m above sea level, in Mexico. The nearest listed city is Tres Valles, 17 km away.

Topography around Tuxtepec

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

Within 3 km, the terrain around Tuxtepec has only modest variations in elevation — a maximum elevation change of 53 m around an average of 23 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 484 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,207 m.

The land around Tuxtepec is covered by trees (45%) and artificial surfaces (31%) within 3 km, trees (45%), grassland (28%) and cropland (22%) within 16 km, and trees (50%) and grassland (28%) within 80 km.

3 km
53 m
16 km
484 m
80 km
3,207 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Tres Valles 17 km · Loma Bonita 26 km · Cosamaloapan 46 km · Tierra Blanca 47 km · Carlos A. Carrillo 50 km · La Isla 57 km · Isla 63 km · Tlacotalpan 76 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 Tuxtepec (18.0883°, -96.1253°, elevation 31 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).