Weatheo

Mexicali Weather by Month

Average temperatures, rainfall and humidity for Mexicali, Mexico, month by month, built from OpenWeather’s historical records. Use it to see what a typical Mexicali month looks like before you travel — then check the live Mexicali forecast for the days ahead.

Warmest month

July

43°C average high

Coolest month

January

7°C average low

Wettest month

January

9 mm of rain

Driest month

October

3 mm of rain

Average temperature and rainfall in Mexicali by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January22°C7°C-6°C / 31°C
9 mm
43%9 km/h
February25°C9°C-1°C / 37°C
4 mm
39%10 km/h
March28°C12°C3°C / 43°C
6 mm
34%12 km/h
April32°C15°C5°C / 41°C
3 mm
30%13 km/h
May35°C18°C9°C / 44°C
6 mm
31%13 km/h
June41°C22°C11°C / 48°C
3 mm
29%11 km/h
July43°C27°C20°C / 50°C
6 mm
34%11 km/h
August43°C27°C17°C / 50°C
6 mm
37%10 km/h
September39°C24°C10°C / 48°C
6 mm
36%10 km/h
October34°C17°C3°C / 46°C
3 mm
33%9 km/h
November27°C11°C1°C / 35°C
4 mm
34%9 km/h
December23°C7°C-4°C / 31°C
7 mm
42%8 km/h

Best time to visit Mexicali

The most comfortable time to visit Mexicali is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rainfall is spread evenly across the months, totalling about 63 mm a year.

Travellers who prefer heat should aim for July, when highs average 43°C. January is the month to avoid if rain would spoil your plans — it averages 9 mm, roughly 3× the rainfall of the driest month (October).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Mexicali forecast for what is happening now.