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San Cristobal de las Casas weather in September 2025
Expect daytime maximum temperatures of 20°C in San Cristobal de las Casas, Mexico in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 21 days with some rainfall and typically 220 mm of rainfall in the month.
- 20°C max day temperature
20 - 4 hours of sunshine per day
- 21 days with some rainfall
21 - 9°C min night temperature
9 - 12 hours of daylight per day
12 - No heat & humidity
0 - 220 mm of monthly rainfall
220 - 11+ (Extreme) UV index
11
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The September weather guide for Mexico (San Cristobal de las Casas) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Mexico
How hot is it in San Cristobal de las Casas in September?
Daytime temperatures usually reach 20°C in San Cristobal de las Casas in September, falling to 9°C at night.
How sunny is it in San Cristobal de las Casas in September?
There are normally 4 hours of bright sunshine each day in San Cristobal de las Casas in September - that's 32% of daylight hours.
Does it rain in San Cristobal de las Casas in September?
There are usually 21 days with some rain in San Cristobal de las Casas in September and the average monthly rainfall is 220mm.
What is the chance of a hurricane in San Cristobal de las Casas in September?
On average less than 1 day in September in San Cristobal de las Casas is likely to be affected by the passage of one or more tropical storms.
San Cristobal de las Casas September sunrise & sunset times
Browse the sunrise and sunset times for San Cristobal de las Casas in September 2025. Select a month to view San Cristobal de las Casas sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st September 2025 | 05:57 | 18:23 |
| Monday, 15th September 2025 | 05:59 | 18:12 |
| Tuesday, 30th September 2025 | 06:01 | 18:00 |
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