San Cristóbal de las Casas weather in October

In October, San Cristóbal de las Casas sees average daytime highs of 24°C and overnight lows near 15°C, with 230 mm of rain across 18.1 wet days and about 11.6 hours of daylight. It is the 9th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 16% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 24 min by month's end. Set against the rest of the year, October is San Cristóbal de las Casas's 8th-clearest and 7th-windiest month. For the whole year in context, see San Cristóbal de las Casas's year-round climate.

Daytime high
24°
9th warmest
Overnight low
15°
7th coldest
Rainfall
230 mm
18.1 wet days
Daylight
11 h 36 min
6:07 AM – 5:44 PM
Cloud cover
72%
8th clearest
Wind
5 km/h
7th windiest
Solar energy
4.63 kWh/m²
Travel score
5.5
out of 10

San Cristóbal de las Casas is municipal seat of San Cristóbal, State of Chiapas, Mexico.

Founded
1528

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical October day in San Cristóbal de las Casas reaches about 24°C in the afternoon and slips back to 15°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, October runs on par with September and on par with November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12416
22416
32416
42416
52416
62416
72416
82416
92416
102416
112416
122416
132416
142416
152416
162416
172416
182415
192415
202415
212415
222415
232415
242415
252415
262415
272415
282415
292415
302415
312415

San Cristóbal de las Casas weather by month

How October compares with the rest of the year at a glance. October is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 12°122.611.18.6
Feb26° / 13°71.711.48.5
Mar27° / 14°183.711.97.8
Apr28° / 15°508.612.46.7
May27° / 16°22319.212.85.1
Jun25° / 16°48625.7134.1
Jul25° / 16°30021.612.94.8
Aug25° / 16°36323.212.64.6
Sep25° / 16°42926.312.14.1
Oct24° / 15°23018.111.65.5
Nov24° / 14°587.911.27.5
Dec24° / 13°182.6118.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21882
31882
41981
52179
62179
72278
82278
92377
102476
112476
122575
132674
142674
152872
162872
173070
183169
193169
203367
213565
223664
233763
243961
254159
264258
274357
284456
294456
304753
314852

Chance of precipitation in October

Any precipitation

San Cristóbal de las Casas gets around 230 mm of rain over 18.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 59% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
180
278
377
475
573
672
770
869
968
1066
1165
1264
1363
1461
1560
1659
1757
1856
1955
2053
2152
2251
2350
2449
2548
2647
2746
2845
2944
3044
3143

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 59% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1214831
2215821
3317791
4318781
5319771
6321751
7422731
8423721
9424711
10426691
11527671
12528661
13530641
14531631
15633601
16634591
17736561
18737551
19838531
20938521
211039501
221139491
231240481
241340471
251341451
261441440
271542430
281543410
291644400
301744390
311845370

Wind in October

Winds average 5 km/h in October.

Across October, daily wind ranges from about 4 km/h on the calmest days to 5 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
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over October. Sunrise moves from 6:04 AM to 6:12 AM, and sunset from 5:55 PM to 5:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:045:55
211.86:045:54
311.86:045:53
411.86:055:53
511.86:055:52
611.86:055:51
711.86:055:50
811.76:055:50
911.76:055:49
1011.76:065:48
1111.76:065:47
1211.76:065:47
1311.76:065:46
1411.66:075:45
1511.66:075:45
1611.66:075:44
1711.66:075:43
1811.66:085:43
1911.66:085:42
2011.66:085:42
2111.56:095:41
2211.56:095:40
2311.56:095:40
2411.56:105:39
2511.56:105:39
2611.56:105:38
2711.56:115:38
2811.46:115:37
2911.46:115:37
3011.46:125:36
3111.46:125:36

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.63 kWh/m².

For context, solar energy here swings from a low near 4.57 kWh/m² to a high of 6.65 kWh/m² in April across the year — October's 4.63 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in October

Hazard calendar for San Cristóbal de las Casas

In seasonPeak

In October, San Cristóbal de las Casas sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

San Cristóbal de las Casas's monsoon runs May–October, when most of the year's rain falls.

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

Is October a good time to visit San Cristóbal de las Casas?

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

5.5
Sightseeing
7th-best month of the year
4.7
Beach & pool
8th-best month of the year

October is a reasonable time to visit San Cristóbal de las Casas for sightseeing.

What to pack for San Cristóbal de las Casas in October

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

In October, San Cristóbal de las Casas sees daytime highs around 24°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 18 days see rain.

rain gearlight clothessun protection

UV index in San Cristóbal de las Casas in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Cristóbal de las Casas peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 8 (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 17UV 8
UV index (midday)Level
Jan9Very high
Feb13Extreme
Mar14Extreme
Apr14Extreme
May11Extreme
Jun14Extreme
Jul13Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in San Cristóbal de las Casas in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in San Cristóbal de las Casas is worst in April — around 38 µg/m³ PM2.5 (poor), about 3.1× the cleanest month (December, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 2337 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb21Moderate
Mar27Moderate
Apr38Poor
May37Poor
Jun21Moderate
Jul24Moderate
Aug20Moderate
Sep19Moderate
Oct15Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is San Cristóbal de las Casas?

San Cristóbal de las Casas sits at 16.7°N, 92.6°W, 2,183 m above sea level, in Mexico. The nearest listed city is Teopisca, 27 km away.

Topography around San Cristóbal de las Casas

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Cristóbal de las Casas.

Within 3 km, the terrain around San Cristóbal de las Casas has significant variations in elevation — a maximum elevation change of 392 m around an average of 2,158 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,344 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,842 m.

The land around San Cristóbal de las Casas is covered by artificial surfaces (60%) and trees (26%) within 3 km, trees (58%) and grassland (30%) within 16 km, and trees (62%) and grassland (27%) within 80 km.

3 km
392 m
16 km
2,344 m
80 km
2,842 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Teopisca 27 km · Chiapas 40 km · Venustiano Carranza 44 km · Las Rosas 50 km · Suchiapa 50 km · Tuxtla 51 km · Yajalón 59 km · Ocosingo 61 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 San Cristóbal de las Casas (16.7301°, -92.6382°, elevation 2,183 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).