Nanchital de Lázaro Cárdenas del Río weather in December

In December, Nanchital de Lázaro Cárdenas del Río sees average daytime highs of 26°C and overnight lows near 21°C, with 73 mm of rain across 12.8 wet days and about 10.9 hours of daylight. It is the 11th-warmest and 7th-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 32% 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 Nanchital de Lázaro Cárdenas del Río's 5th-clearest and 6th-windiest month. For the whole year in context, see Nanchital de Lázaro Cárdenas del Río's year-round climate.

Daytime high
26°
11th warmest
Overnight low
21°
3rd coldest
Rainfall
73 mm
12.8 wet days
Daylight
10 h 54 min
6:46 AM – 5:41 PM
Cloud cover
56%
5th clearest
Wind
10 km/h
6th windiest
Solar energy
3.42 kWh/m²
Travel score
6.2
out of 10

Nanchital de Lázaro Cárdenas del Río 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 26°C through the month.

A typical December day in Nanchital de Lázaro Cárdenas del Río reaches about 26°C in the afternoon and slips back to 21°C overnight — a 5°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)
12722
22722
32722
42721
52721
62721
72721
82721
92721
102721
112721
122721
132621
142621
152621
162621
172621
182621
192621
202621
212621
222621
232621
242621
252621
262621
272621
282621
292621
302621
312621

How December really feels in Nanchital de Lázaro Cárdenas del Río

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.

Nanchital de Lázaro Cárdenas del Río weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 20°7010.7116.7
Feb27° / 21°346.711.46.9
Mar30° / 22°214.411.96.0
Apr32° / 24°224.612.44.5
May33° / 25°7210.712.83.5
Jun32° / 25°24923.613.12.7
Jul31° / 25°29027132.8
Aug31° / 25°33127.612.62.7
Sep31° / 25°33427.112.12.7
Oct29° / 24°24621.511.63.9
Nov28° / 22°13815.911.25.5
Dec26° / 21°7312.810.96.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 24% of December, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36139
46139
56139
66139
76139
86139
96139
106139
116040
126040
135941
145842
155743
165644
175545
185446
195446
205347
215248
225248
235248
245149
255149
265149
275149
285149
295149
305149
315149

Chance of precipitation in December

Any precipitation

Nanchital de Lázaro Cárdenas del Río gets around 73 mm of rain over 12.8 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 42% and peaks near 46% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
146
245
345
445
545
644
744
843
943
1042
1142
1242
1342
1441
1541
1641
1740
1840
1940
2040
2140
2240
2340
2440
2540
2640
2740
2840
2940
3040
3140

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 49% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11535545
21536544
31536544
41536544
51537543
61637533
71637533
81637533
91737532
101836532
111836532
121936522
131936522
1411036521
1511037511
1611137501
1711137491
1811237481
1911238481
2011238471
2111339461
2211339461
2311340451
2411340451
2511341450
2611341440
2711341440
2811442430
2921442430
3021442420
3121542410

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 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
110calm
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 6:38 AM to 6:53 AM, and sunset from 5:37 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:385:37
211.06:385:37
311.06:395:38
411.06:395:38
511.06:405:38
611.06:415:38
711.06:415:38
811.06:425:39
910.96:425:39
1010.96:435:39
1110.96:435:40
1210.96:445:40
1310.96:455:40
1410.96:455:41
1510.96:465:41
1610.96:465:41
1710.96:475:42
1810.96:475:42
1910.96:485:43
2010.96:485:43
2110.96:495:44
2210.96:495:44
2310.96:505:45
2410.96:505:45
2510.96:505:46
2610.96:515:46
2710.96:515:47
2810.96:525:47
2910.96:525:48
3010.96:535:48
3110.96:535:49

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.42 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 6.45 kWh/m² in May across the year — December's 3.42 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.3Moderate
303.3Moderate
313.3Moderate
Planning a trip in December

Hazard calendar for Nanchital de Lázaro Cárdenas del Río

In seasonPeak

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

Nanchital de Lázaro Cárdenas del Río sits in the Atlantic hurricane belt; the season peaks August–October.

Nanchital de Lázaro Cárdenas del Río'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 Nanchital de Lázaro Cárdenas del Río?

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

6.2
Sightseeing
3rd-best month of the year
6.1
Beach & pool
6th-best month of the year

December is a reasonable time to visit Nanchital de Lázaro Cárdenas del Río for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nanchital de Lázaro Cárdenas del Río in December

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

In December, Nanchital de Lázaro Cárdenas del Río sees daytime highs around 26°C and nights near 21°C. Worth packing: light clothes and rain gear. About 13 days see rain.

light clothesrain gear

Sea temperature near Nanchital de Lázaro Cárdenas del Río 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 offshore 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 Nanchital de Lázaro Cárdenas del Río 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 Nanchital de Lázaro Cárdenas del Río peaks around August 16 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 16UV 12Dec 21UV 7
UV index (midday)Level
Jan7Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May10Very high
Jun13Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Nanchital de Lázaro Cárdenas del Río 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 Nanchital de Lázaro Cárdenas del Río 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 Nanchital de Lázaro Cárdenas del Río?

Nanchital de Lázaro Cárdenas del Río sits at 18.1°N, 94.4°W, 16 m above sea level, in Mexico. The nearest listed city is Allende, 9.0 km away.

Topography around Nanchital de Lázaro Cárdenas del Río

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nanchital de Lázaro Cárdenas del Río.

Within 3 km, the terrain around Nanchital de Lázaro Cárdenas del Río has only modest variations in elevation — a maximum elevation change of 46 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 153 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,661 m.

The land around Nanchital de Lázaro Cárdenas del Río is covered by grassland (32%) and trees (24%) within 3 km, trees (30%) and grassland (27%) within 16 km, and grassland (40%), trees (26%) and water (25%) within 80 km.

3 km
46 m
16 km
153 m
80 km
1,661 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Allende 9.0 km · Coatzacoalcos 9.0 km · Minatitlán 18 km · Fraccionamiento Ciudad Olmeca 18 km · Cosoleacaque 25 km · Agua Dulce 29 km · Jáltipan de Morelos 34 km · Las Choapas 37 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 Nanchital de Lázaro Cárdenas del Río (18.0712°, -94.4076°, elevation 16 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).