San Luis Potosí weather in September

Considering a trip to San Luis Potosí this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in San Luis Potosí in September?

San Luis Potosí is a region in Mexico. September in San Luis Potosí generally has temperatures that range from warm to very warm, with precipitation levels ranging from moderate to heavy.

The average maximum daytime temperatures vary from warm in San Luis Potosí at 25°C to very warm in Ciudad Valles at 33°C. Nighttime temperatures generally drop to 23°C in Ciudad Valles and 14°C in San Luis Potosí. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

In September, precipitation varies across different areas. From moderate rainfall in Real de Catorce with an average of 72 mm to heavy rainfall in Xilitla with 321 mm. Based on our climate, it is the month with the most precipitation throughout the year in Ciudad Valles.

For a closer look at September's conditions in San Luis Potosí, see the map below. For a more detailed look at San Luis Potosí's yearly weather, check out our San Luis Potosí climate page.

Where to go in San Luis Potosí in September

Find the average weather conditions in September for the most popular destinations in San Luis Potosí on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in San Luis Potosí

What is the weather like in September for the 5 most popular destinations in San Luis Potosí?

Average weather in Ciudad Valles

In September Ciudad Valles generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are poor that month.

Ciudad Valles
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
35°C 
24°C 
158 mm 
9 days 
poor 
33°C 
23°C 
242 mm 
13 days 
poor 
October   >> October
>>  
31°C 
21°C 
131 mm 
8 days 
Climate in Ciudad Valles

Average weather in San Luis Potosí

In September San Luis Potosí generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 14°C and high monthly rainfall. So on average the conditions are pleasant that month.

San Luis Potosí
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
27°C 
15°C 
250 hours 
76 mm 
5 days 
25°C 
14°C 
195 hours 
102 mm 
7 days 
October   >> October
>>  
25°C 
12°C 
217 hours 
49 mm 
4 days 
Climate in San Luis Potosí

Average weather in Real de Catorce

In September Real de Catorce generally has high temperatures with maximum daytime temperatures around 27°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Real de Catorce
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
29°C 
16°C 
44 mm 
6 days 
27°C 
15°C 
72 mm 
6 days 
October   >> October
>>  
26°C 
13°C 
37 mm 
4 days 
Climate in Real de Catorce

Average weather in Río Verde

In September Río Verde generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 19°C and heavy monthly rainfall. So on average the conditions are pleasant that month.

Río Verde
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
19°C 
103 mm 
8 days 
29°C 
19°C 
163 mm 
11 days 
October   >> October
>>  
27°C 
16°C 
89 mm 
6 days 
Climate in Río Verde

Average weather in Matehuala

In September Matehuala generally has high temperatures with maximum daytime temperatures around 27°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Matehuala
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
29°C 
16°C 
45 mm 
7 days 
27°C 
15°C 
80 mm 
7 days 
October   >> October
>>  
26°C 
13°C 
44 mm 
4 days 
Climate in Matehuala

Is your destination not in the list? Have a look at other destinations in San Luis Potosí, in Mexico.

Is September the best time to visit San Luis Potosí?

Given the typically poor weather conditions in Ciudad Valles, September may not be the ideal time to visit San Luis Potosí.

Generally speaking, the best visiting conditions can be found in January, February, November and December offering mostly perfect weather in Ciudad Valles. On the other hand, the weather in May, June, August and September tend to be poor.

Interested in more climate information?

We have much more information about the climate in San Luis Potosí. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Mexico? Get detailed historical weather averages for many cities in Mexico.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.