Daytime highs, nighttime lows and the warmest cities across Mexico this September.
Mexico, experiences maximum daytime temperatures in September ranging from 20°C (68°F) in Metepec to 39°C (102°F) in Mexicali. Nighttime temperatures generally drop to 23°C (73°F) in Mexicali and 10°C (50°F) in Metepec.
Explore the map below to discover average September temperatures at the top destinations in Mexico. For a deeper dive, simply click on any destination dot.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Mexico.
Marker color shows the average daytime high temperature in September: blue is cold, red is hot.
Drill down to September weather for any region in Mexico.
Pick a city to see its September weather averages.
Playa del Carmen averages a daytime high of 31°C (88°F) in September, which is very high for Mexico.
Playa del Carmen sees nighttime lows close to 26°C (79°F) in September.
Based on our systematic data collection, Mexicali has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 39°C (102°F), while at night it goes down to an approximate temperature of 23°C (73°F).
In our database, Metepec is the chilliest city in September in Mexico. Daytime temperatures typically peak at 20°C (68°F), while the nighttime lows hover around 10°C (50°F).
Playa del Carmen usually sees around 202 hours of sunlight, indicating many sunny days.
The water temperature averages approximately 30°C (86°F) in Puerto Vallarta this month, which is a bit warm for swimming. For many people, water temperatures around 30°C (86°F) might feel quite warm, especially compared to typical swimming pool temperatures of 25°C (77°F) to 28°C (82°F).
We have much more information about the climate in Mexico.
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.
Need travel inspiration? Check out our bucket list articles and be inspired.
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