San Luis Potosi weather in September 2025

Q: How hot is it in San Luis Potosi in September?

Daytime temperatures usually reach 25°C in San Luis Potosi in September with low heat and humidity, falling to 12°C at night.

Q: How sunny is it in San Luis Potosi in September?

There are normally 6 hours of bright sunshine each day in San Luis Potosi in September - that's 51% of daylight hours.

Q: Does it rain in San Luis Potosi in September?

There are usually 6 days with some rain in San Luis Potosi in September and the average monthly rainfall is 65mm.

Q: What is the chance of a cyclone in San Luis Potosi in September?

On average less than 1 day in September in San Luis Potosi is likely to be affected by the passage of one or more tropical storms.

Expect 25°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in San Luis Potosi in September. Check more long-term weather averages for San Luis Potosi in September before you book your next holiday to Mexico in 2025/2026.

25
25°C max day temperature
6
6 hours of sunshine per day
6
6 days with some rainfall
12
12°C min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
65
65 mm of monthly rainfall
11
11+ (Extreme) UV index

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The September weather guide for Mexico (San Luis Potosi) 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 Luis Potosi in September?

Daytime temperatures usually reach 25°C in San Luis Potosi in September with low heat and humidity, falling to 12°C at night.

How sunny is it in San Luis Potosi in September?

There are normally 6 hours of bright sunshine each day in San Luis Potosi in September - that's 51% of daylight hours.

Does it rain in San Luis Potosi in September?

There are usually 6 days with some rain in San Luis Potosi in September and the average monthly rainfall is 65mm.

What is the chance of a hurricane in San Luis Potosi in September?

On average less than 1 day in September in San Luis Potosi is likely to be affected by the passage of one or more tropical storms.

San Luis Potosi September sunrise & sunset times

Browse the sunrise and sunset times for San Luis Potosi in September 2025. Select a month to view San Luis Potosi sunrise and sunset times for the next 12 months.

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

Date	Sunrise times	Sunset times
Monday, 1st September 2025	06:27	19:00
Monday, 15th September 2025	06:31	18:47
Tuesday, 30th September 2025	06:35	18:32

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Mexico - quick facts
Flight time^✝	10.5 to 15 hours
Time difference	UK -5 to -8 hours
Language(s)	Spanish
Currency	Mexican Peso
Electricity	A + B plug (127V)
Driving side	Right
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Mexico Ministry of Tourism