Arriaga weather in January

In January, Arriaga sees average daytime highs of 28°C and overnight lows near 21°C, with 2 mm of rain across 0.5 wet days and about 11.1 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 83% of the time in January, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of January to 11 h 18 min by month's end. Set against the rest of the year, January is Arriaga's 2nd-clearest and 1st-windiest month. For the whole year in context, see Arriaga's year-round climate.

Daytime high
28°
12th warmest
Overnight low
21°
1st coldest
Rainfall
2 mm
0.5 wet days
Daylight
11 h 06 min
6:51 AM – 5:59 PM
Cloud cover
21%
2nd clearest
Wind
14 km/h
1st windiest
Solar energy
5.28 kWh/m²
Travel score
8.3
out of 10

Arriaga is municipal seat of Arriaga, State of Chiapas, Mexico.

Founded
1910

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 28°C through the month.

A typical January day in Arriaga reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252821
262821
272821
282821
292821
302821
312821

How January really feels in Arriaga

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.

Arriaga weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 21°20.511.18.3
Feb29° / 21°20.711.57.5
Mar30° / 22°71.811.96.7
Apr31° / 24°205.412.45.5
May31° / 24°10817.412.74.0
Jun30° / 24°28025.112.93.1
Jul31° / 24°19223.312.93.3
Aug30° / 24°24424.712.53.1
Sep30° / 24°3012512.13.3
Oct29° / 24°14913.911.64.8
Nov29° / 23°302.811.26.8
Dec28° / 21°20.711.17.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 83% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 8% of January, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38812
48911
58911
68911
79010
8919
9919
10919
11919
12919
13919
14919
15919
16919
17919
18919
199010
209010
219010
229010
239010
249010
25919
26919
27919
28919
29919
30919
31919

Chance of precipitation in January

Any precipitation

Arriaga gets around 2 mm of rain over 0.5 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
21
31
41
51
61
72
82
92
102
112
122
132
142
152
162
172
182
192
202
212
222
232
242
252
262
272
282
292
302
312

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 40% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121338451
231338451
331438451
431437451
531437441
631537441
731538431
841638421
941638421
1041738411
1141738401
1241838391
1351838391
1451838381
1551838381
1651839381
1751839371
1841839371
1941840371
2041841361
2141841361
2241742361
2331743361
2431644361
2531545361
2631545361
2731446361
2821446371
2921446371
3021346371
3121346381

Wind in January

Winds average 14 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 hours at the start of January to 11 h 18 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 6:47 AM to 6:51 AM, and sunset from 5:50 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:475:50
211.16:485:51
311.16:485:51
411.16:485:52
511.16:495:52
611.16:495:53
711.16:495:54
811.16:495:54
911.16:505:55
1011.16:505:55
1111.16:505:56
1211.16:505:56
1311.16:515:57
1411.16:515:58
1511.16:515:58
1611.16:515:59
1711.16:515:59
1811.16:516:00
1911.26:516:01
2011.26:516:01
2111.26:516:02
2211.26:516:02
2311.26:516:03
2411.26:516:03
2511.26:516:04
2611.26:516:04
2711.26:516:05
2811.26:516:06
2911.36:516:06
3011.36:516:07
3111.36:516:07

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.28 kWh/m².

For context, solar energy here swings from a low near 5.04 kWh/m² to a high of 6.85 kWh/m² in April across the year — January's 5.28 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.6Bright
Planning a trip in January

Hazard calendar for Arriaga

In seasonPeak

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

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

Arriaga'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 Arriaga?

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

8.3
Sightseeing
1st-best month of the year
9.0
Beach & pool
3rd-best month of the year

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

What to pack for Arriaga in January

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

In January, Arriaga sees daytime highs around 28°C and nights near 21°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Arriaga in January

The nearest coast averages about 28°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 27 km away) is warmest in August at about 30°C and coldest in February near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Warm
Mar28Tropical
Apr29Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Arriaga in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arriaga peaks around April 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 12UV 13Dec 19UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Arriaga 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 Arriaga is worst in May — around 40 µg/m³ PM2.5 (poor), about 3.5× the cleanest month (January, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodMay 1039 µg/m³Jan 1111 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar19Moderate
Apr38Poor
May40Poor
Jun21Moderate
Jul27Moderate
Aug22Moderate
Sep19Moderate
Oct14Moderate
Nov12Moderate
Dec12Good
Location & terrain

Where is Arriaga?

Arriaga sits at 16.2°N, 93.9°W, 63 m above sea level, in Mexico. The nearest listed city is Tonalá, 22 km away.

Topography around Arriaga

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

Within 3 km, the terrain around Arriaga has significant variations in elevation — a maximum elevation change of 407 m around an average of 96 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,595 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,438 m.

The land around Arriaga is covered by trees (43%) and grassland (37%) within 3 km, trees (58%) and grassland (37%) within 16 km, and trees (45%), water (26%) and grassland (23%) within 80 km.

3 km
407 m
16 km
1,595 m
80 km
2,438 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
January weather nearby: Tonalá 22 km · Cintalapa de Figueroa 53 km · Villaflores 67 km · Ocozocoautla de Espinosa 81 km · Berriozábal 92 km · Suchiapa 96 km · Pijijiapan 96 km · Tuxtla 102 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 Arriaga (16.2356°, -93.8997°, elevation 63 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).