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Coacalco Weather by Month
Average temperatures, rainfall and humidity for Coacalco, Mexico, month by month, built from OpenWeather’s historical records. Use it to see what a typical Coacalco month looks like before you travel — then check the live Coacalco forecast for the days ahead.
Warmest month
April
26°C average high
Coolest month
January
6°C average low
Wettest month
August
72 mm of rain
Driest month
December
4 mm of rain
Average temperature and rainfall in Coacalco by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 21°C | 6°C | -3°C / 28°C | 5 mm | 49% | 8 km/h |
| February | 24°C | 7°C | -5°C / 30°C | 5 mm | 41% | 9 km/h |
| March | 25°C | 10°C | -1°C / 32°C | 25 mm | 40% | 10 km/h |
| April | 26°C | 12°C | 2°C / 33°C | 21 mm | 40% | 10 km/h |
| May | 26°C | 13°C | -1°C / 33°C | 41 mm | 48% | 10 km/h |
| June | 24°C | 14°C | 4°C / 33°C | 71 mm | 60% | 10 km/h |
| July | 23°C | 13°C | 3°C / 29°C | 71 mm | 66% | 9 km/h |
| August | 23°C | 13°C | 6°C / 31°C | 72 mm | 66% | 9 km/h |
| September | 23°C | 13°C | 5°C / 28°C | 66 mm | 68% | 10 km/h |
| October | 23°C | 11°C | -1°C / 28°C | 24 mm | 62% | 10 km/h |
| November | 22°C | 8°C | -4°C / 35°C | 12 mm | 55% | 9 km/h |
| December | 22°C | 7°C | -4°C / 27°C | 4 mm | 51% | 8 km/h |
Best time to visit Coacalco
The most comfortable time to visit Coacalco is generally February to March and November, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around August, totalling about 417 mm a year.
Travellers who prefer heat should aim for April, when highs average 26°C. August is the month to avoid if rain would spoil your plans — it averages 72 mm, roughly 17× the rainfall of the driest month (December).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Coacalco forecast for what is happening now.