The climate in Mexico City during October can be summarized as mild and reasonably dry.
October is in the fall / autumn in Mexico City and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 9°C (48°F) is normal.
| Daytime temperature | 23.1°C 73.6°F |
|---|---|
| Nightly temperature | 8.7°C 47.7°F |
| Average temperature | 15.9°C 60.6°F |
| Daily sunshine | 5.6 hrs |
| Avg rainfall | 44 mm 1.7 ins |
| Rainy days | 8 days |
| Sea temperature | 28.8°C 83.8°F |
| Humidity | 69% |
| Windspeed | 6.1kph 4 mph |
On average October is the 6th wettest month of the year in Mexico City with around 44mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Mexico City in October 2025.
Best places to visit in October
| Hottest month: | May | 26.5°C 79.7°F |
|---|---|---|
| Driest month: | February | 4mm 0.2ins |
| Sunniest month: | February | 7.4hrs |
| Coldest month: | January | 21.8°C 71.2°F |
| Wettest month: | July | 131mm 5.2ins |