Mexico City weather in September (Mexico DF, Mexico)

Curious about the September weather in Mexico City? This guide provides all the details you need.

In September, Mexico City generally has high temperatures and heavy rainfall. Throughout the daytime, temperatures often hover around 23°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 12°C.

Mexico City in September falls under the rainy season with heavy rainfall, averaging around 201 mm for the month. Rain is expected on roughly 17 days.

The area enjoys a balanced 150 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Mexico City. January, February, March, April, May, October, November and December typically offer the most agreeable circumstances. On the other hand, July, August and September tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Mexico City climate page with graphs.

 

Mexico City, monthly averages in September

Min Temperature 12°C  

Max Temperature 23°C  

Chance of Rain 55%  

Precipitation 201 mm  

Rainy days 17 days  

Humidity 69%  

Sunshine 150 hours  

Percentage Sunshine  

Where to go in Mexico in September

Find out more about the weather in Mexico in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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).

So, what should you wear in Mexico City in September?

For visitors traveling to Mexico City, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

6/10

Camping

6/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Mexico City.

Our site offers climate and forecast data for every country in the world. Are you going to Mexico? On this website you can find 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.