Mexico City weather by month › September
Mexico City in September: weather and what to expect
Wet. September falls in Mexico City’s rainy season, with about 5.6 in (142 mm) of rain. For drier weather, go in October.
September weather in Mexico City
Daytime high77°F 25°C
Night low54°F 12°C
Rain5.6 in 142 mm
AirComfortable
SunSunny
In September, Mexico City averages highs of 77°F (25°C) and lows of 54°F (12°C), with 5.6 in (142 mm) of rain. The air feels comfortable and the sun is sunny. 1991–2020 averages, not a forecast.
Pack: light layers, a rain jacket or umbrella.
Places with the same weather in September
Match out of 100 for September, one city per country.
- Posadas Argentina · 78°F highs88
- Boston MA, United States · 76°F highs86
- São José dos Pinhais Brazil · 73°F highs86
- Ciudad del Este Paraguay · 81°F highs86
- Addis Ababa Ethiopia · 71°F highs86
- Tongchuan China · 74°F highs85
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