Comitán weather in August

In August, Comitán sees average daytime highs of 27°C and overnight lows near 17°C, with 222 mm of rain across 17.4 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 13% of the time in August, and the air most often feels humid.

Daylight stretches from about 12 h 42 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Comitán's 10th-clearest and 8th-windiest month. For the whole year in context, see Comitán's year-round climate.

Daytime high
27°
4th warmest
Overnight low
17°
10th coldest
Rainfall
222 mm
17.4 wet days
Daylight
12 h 30 min
5:56 AM – 6:29 PM
Cloud cover
73%
10th clearest
Wind
5 km/h
8th windiest
Solar energy
5.86 kWh/m²
Travel score
5.2
out of 10

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

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical August day in Comitán reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°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, August runs on par with July and about 1°C warmer than September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12817
22817
32817
42817
52817
62817
72817
82817
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302717
312617

Comitán weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 14°71.211.18.9
Feb27° / 14°30.511.58.7
Mar29° / 15°9211.97.5
Apr29° / 17°356.112.46.0
May28° / 18°15416.812.75.0
Jun26° / 18°28822.712.94.5
Jul27° / 17°12813.812.95.7
Aug27° / 17°22217.412.55.2
Sep26° / 17°35523.812.14.3
Oct25° / 17°2181811.65.5
Nov25° / 15°426.411.27.7
Dec25° / 14°101.811.18.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23367
33367
43268
53169
63070
72971
82872
92872
102773
112773
122872
132872
142773
152773
162773
172773
182773
192773
202674
212674
222674
232674
242575
252377
262377
272377
282278
292179
302179
312080

Chance of precipitation in August

Any precipitation

Comitán gets around 222 mm of rain over 17.4 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 56% and peaks near 73% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
141
242
343
443
544
645
746
847
948
1049
1150
1251
1352
1453
1554
1655
1756
1857
1958
2059
2161
2262
2363
2465
2566
2667
2769
2870
2971
3072
3173

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1852382
2852382
3950392
4949393
5949403
6948413
7847413
8846423
9845434
10845444
11844454
12843454
13842464
14741475
15740485
16739495
17738505
18737515
19737515
20636526
21635536
22634546
23633556
24632557
25531577
26530587
27528607
28427618
29426628
30425638
31323668

Wind in August

Winds average 5 km/h in August.

Across August, daily wind ranges from about 4 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
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
284calm
294calm
304calm
314calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 42 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over August. Sunrise moves from 5:53 AM to 5:59 AM, and sunset from 6:37 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:536:37
212.75:536:36
312.75:536:36
412.75:536:35
512.75:546:35
612.75:546:35
712.75:546:34
812.75:546:34
912.65:556:33
1012.65:556:33
1112.65:556:32
1212.65:556:31
1312.65:566:31
1412.65:566:30
1512.65:566:30
1612.55:566:29
1712.55:566:29
1812.55:576:28
1912.55:576:27
2012.55:576:27
2112.55:576:26
2212.55:576:25
2312.55:576:25
2412.45:586:24
2512.45:586:23
2612.45:586:22
2712.45:586:22
2812.45:586:21
2912.45:586:20
3012.45:586:19
3112.35:596:19

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.86 kWh/m².

For context, solar energy here swings from a low near 4.79 kWh/m² to a high of 6.81 kWh/m² in April across the year — August's 5.86 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.0Intense
106.0Intense
116.0Bright
126.0Bright
136.0Bright
145.9Bright
155.9Bright
165.9Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.7Bright
235.7Bright
245.7Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in August

Hazard calendar for Comitán

In seasonPeak

In August, Comitán sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

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

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

Is August a good time to visit Comitán?

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

5.2
Sightseeing
9th-best month of the year
5.4
Beach & pool
9th-best month of the year

August is a reasonable time to visit Comitán for sightseeing.

What to pack for Comitán in August

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

In August, Comitán sees daytime highs around 27°C and nights near 17°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Comitán in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Comitán peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 12UV 14Dec 16UV 9
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar14Extreme
Apr15Extreme
May11Extreme
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in Comitán in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Comitán is worst in April — around 57 µg/m³ PM2.5 (unhealthy), about 6.1× the cleanest month (December, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodApr 1955 µg/m³Dec 189 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb16Moderate
Mar33Moderate
Apr57Unhealthy
May45Poor
Jun19Moderate
Jul20Moderate
Aug17Moderate
Sep16Moderate
Oct13Moderate
Nov11Good
Dec9Good
Location & terrain

Where is Comitán?

Comitán sits at 16.2°N, 92.1°W, 1,655 m above sea level, in Mexico. The nearest listed city is Las Margaritas, 18 km away.

Topography around Comitán

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

Within 3 km, the terrain around Comitán has significant variations in elevation — a maximum elevation change of 333 m around an average of 1,643 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,658 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,997 m.

The land around Comitán is covered by artificial surfaces (58%) within 3 km, trees (51%) and grassland (30%) within 16 km, and trees (66%) and grassland (22%) within 80 km.

3 km
333 m
16 km
1,658 m
80 km
2,997 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Las Margaritas 18 km · Las Rosas 29 km · Venustiano Carranza 47 km · Teopisca 49 km · Comalapa 64 km · Ocosingo 74 km · San Cristóbal de las Casas 76 km · Jacaltenango 78 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 Comitán (16.24°, -92.1367°, elevation 1,655 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).