Acayucan weather in January

In January, Acayucan sees average daytime highs of 26°C and overnight lows near 18°C, with 43 mm of rain across 7.9 wet days and about 11 hours of daylight. It is the 12th-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 31% of the time in January, and the air most often feels muggy.

Daylight stretches from about 10 h 54 min at the start of January to 11 h 12 min by month's end. Set against the rest of the year, January is Acayucan's 5th-clearest and 4th-windiest month. For the whole year in context, see Acayucan's year-round climate.

Daytime high
26°
12th warmest
Overnight low
18°
1st coldest
Rainfall
43 mm
7.9 wet days
Daylight
11 hours
6:58 AM – 6:00 PM
Cloud cover
57%
5th clearest
Wind
8 km/h
4th windiest
Solar energy
3.54 kWh/m²
Travel score
7.0
out of 10

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

Founded
1848

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical January day in Acayucan reaches about 26°C in the afternoon and slips back to 18°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12619
22618
32618
42618
52618
62618
72618
82618
92618
102618
112618
122618
132618
142618
152618
162618
172618
182618
192618
202618
212618
222618
232618
242618
252618
262718
272718
282718
292718
302718
312718

How January really feels in Acayucan

Once humidity and wind are folded in, January 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

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Acayucan weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 18°437.9117.0
Feb28° / 19°204.511.46.7
Mar31° / 21°163.911.95.2
Apr34° / 23°204.212.43.7
May35° / 24°619.512.82.8
Jun33° / 24°1992213.12.4
Jul32° / 23°22024.8132.6
Aug32° / 23°24625.812.62.6
Sep31° / 23°27525.212.12.8
Oct30° / 22°18819.511.64.0
Nov28° / 20°8812.411.25.8
Dec27° / 19°368.210.96.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24753
34852
44951
55050
65050
75050
85149
95248
105248
115248
125347
135347
145446
155446
165446
175446
185446
195446
205446
215446
225347
235347
245347
255347
265347
275248
285248
295248
305248
315347

Chance of precipitation in January

Any precipitation

Acayucan gets around 43 mm of rain over 7.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
525
625
725
825
925
1025
1125
1224
1324
1424
1524
1624
1724
1824
1925
2025
2125
2225
2324
2424
2524
2623
2723
2823
2923
3022
3122

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
117314912
217314812
327314812
428314811
528314811
628314811
729324710
829324710
9210324610
1021133469
1121133459
1221133459
1321233458
1421233458
1521233468
1621232467
1721232477
1811232477
1911232487
2011232486
2111231496
2211231506
2311231506
2411231506
2511130526
2611130526
2711129536
2811129536
2911129536
3011129527
3111129527

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 54 min at the start of January to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 6:55 AM to 6:57 AM, and sunset from 5:51 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.96:555:51
210.96:555:52
310.96:555:52
411.06:565:53
511.06:565:53
611.06:565:54
711.06:565:55
811.06:575:55
911.06:575:56
1011.06:575:56
1111.06:575:57
1211.06:575:57
1311.06:585:58
1411.06:585:59
1511.06:585:59
1611.06:586:00
1711.06:586:01
1811.06:586:01
1911.16:586:02
2011.16:586:02
2111.16:586:03
2211.16:586:04
2311.16:586:04
2411.16:586:05
2511.16:586:05
2611.16:586:06
2711.16:586:06
2811.26:586:07
2911.26:586:08
3011.26:576:08
3111.26:576:09

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.54 kWh/m².

For context, solar energy here swings from a low near 3.46 kWh/m² to a high of 6.49 kWh/m² in May across the year — January's 3.54 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.9Moderate
Planning a trip in January

Hazard calendar for Acayucan

In seasonPeak

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

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

Acayucan'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 January a good time to visit Acayucan?

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

7.0
Sightseeing
1st-best month of the year
6.8
Beach & pool
4th-best month of the year

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

What to pack for Acayucan in January

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

In January, Acayucan sees daytime highs around 26°C and nights near 18°C. Worth packing: light clothes. About 8 days see rain.

light clothes

Sea temperature near Acayucan in January

The nearest coast averages about 24°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 56 km away) 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
Feb24Refreshing
Mar25Warm
Apr26Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov27Warm
Dec25Warm

UV index in Acayucan in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Acayucan peaks around August 17 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 17UV 12Dec 21UV 7
UV index (midday)Level
Jan7Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May10Very high
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Acayucan in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Acayucan is worst in May — around 41 µg/m³ PM2.5 (poor), about 3.0× the cleanest month (January, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1739 µg/m³Jan 1814 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar18Moderate
Apr27Moderate
May41Poor
Jun30Moderate
Jul34Moderate
Aug26Moderate
Sep23Moderate
Oct16Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is Acayucan?

Acayucan sits at 17.9°N, 94.9°W, 102 m above sea level, in Mexico. The nearest listed city is Jáltipan de Morelos, 21 km away.

Topography around Acayucan

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

Within 3 km, the terrain around Acayucan has only modest variations in elevation — a maximum elevation change of 59 m around an average of 77 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 183 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,658 m.

The land around Acayucan is covered by trees (35%), grassland (35%) and artificial surfaces (30%) within 3 km, grassland (59%) and trees (36%) within 16 km, and grassland (51%) and trees (30%) within 80 km.

3 km
59 m
16 km
183 m
80 km
1,658 m
treesgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Jáltipan de Morelos 21 km · Cosoleacaque 30 km · Minatitlán 38 km · Fraccionamiento Ciudad Olmeca 44 km · Coatzacoalcos 54 km · Nanchital de Lázaro Cárdenas del Río 55 km · Catemaco 57 km · Allende 59 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 Acayucan (17.9498°, -94.9139°, elevation 102 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).