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Weather in September in Nuevo León

Considering a trip to Nuevo León 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 Nuevo León in September?

Nuevo León is a region in Mexico. September in Nuevo León generally has temperatures that range from warm to very warm, with precipitation levels ranging from high to heavy.

Temperatures

The average highest temperatures fluctuate between warm in Santiago at 28°C to very warm in Montemorelos at 31°C. Nighttime temperatures generally drop to 20°C in Montemorelos and 18°C in Santiago. 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.

For specific regional insights in Nuevo León, refer to the map provided below.

Precipitation

In September, precipitation varies across different areas. From high rainfall in Monterrey with an average of 150 mm to heavy rainfall in Santiago with 194 mm. Based on climate data from the last 30 years, Monterrey receives the most rainfall during this month of the year.

Average sunshine

Meanwhile, Monterrey enjoys approximately 200 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

For an in-depth overview of the yearly conditions, do visit our Nuevo León climate page.

Where to go in Nuevo León in September

Find more information for the most popular destinations in the Nuevo León on the map below. Click on a destination dot for more details.

Map not visible? Whoops sorry! Please refresh the page.
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).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Mexico, check out our Nuevo León's climate page.

Popular destinations

What is the weather like in September for the 3 most popular destinations in Nuevo León?

Monterrey

In September Monterrey generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 19°C and high monthly rainfall. So on average the conditions are tolerable that month.

Monterrey
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
<<  
33°C 
21°C 
243 hours 
52 mm 
6 days 
30°C 
19°C 
200 hours 
150 mm 
7 days 
October   >> October
>>  
27°C 
16°C 
171 hours 
76 mm 
5 days 
Climate in Monterrey

Montemorelos

In September Montemorelos generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 20°C and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Montemorelos
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
<<  
35°C 
21°C 
243 hours 
62 mm 
6 days 
31°C 
20°C 
200 hours 
186 mm 
8 days 
October   >> October
>>  
28°C 
16°C 
171 hours 
88 mm 
6 days 
Climate in Montemorelos

Santiago

In September Santiago generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 18°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Santiago
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
<<  
31°C 
19°C 
243 hours 
73 mm 
6 days 
28°C 
18°C 
200 hours 
194 mm 
8 days 
October   >> October
>>  
26°C 
15°C 
171 hours 
101 mm 
5 days 
Climate in Santiago

Is your destination not in the list? Have a look at other destinations in Nuevo León, in Mexico.

Is September the best time to visit Nuevo León?

In our view, September might not be the best time to travel to Nuevo León with often tolerable weather in Monterrey.

Generally speaking, the best visiting conditions can be found in January, February, March, April, October, November and December offering mostly perfect weather in Monterrey. On the other hand, the month of September tends to have tolerable weather conditions.

Interested in more climate information?

We have much more information about the climate in Nuevo León.

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 travel conditions. Find out where to go with our weather planner.