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Weather by month

Cotia Weather by Month

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

Warmest month

February

28°C average high

Coolest month

July

14°C average low

Wettest month

March

95 mm of rain

Driest month

August

20 mm of rain

Average temperature and rainfall in Cotia 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	28°C	20°C	15°C / 36°C	71 mm	78%	11 km/h
February	28°C	20°C	13°C / 36°C	64 mm	79%	11 km/h
March	28°C	19°C	2°C / 34°C	95 mm	81%	10 km/h
April	26°C	18°C	6°C / 33°C	33 mm	80%	11 km/h
May	24°C	16°C	7°C / 32°C	27 mm	78%	10 km/h
June	23°C	15°C	6°C / 28°C	23 mm	78%	9 km/h
July	23°C	14°C	1°C / 32°C	21 mm	74%	10 km/h
August	24°C	15°C	3°C / 32°C	20 mm	73%	11 km/h
September	26°C	17°C	8°C / 36°C	29 mm	74%	11 km/h
October	26°C	17°C	10°C / 37°C	59 mm	78%	12 km/h
November	26°C	18°C	10°C / 37°C	48 mm	78%	13 km/h
December	28°C	19°C	13°C / 37°C	65 mm	77%	12 km/h

Best time to visit Cotia

The most comfortable time to visit Cotia is generally May to June and August, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around March, totalling about 554 mm a year.

Travellers who prefer heat should aim for February, when highs average 28°C. March is the month to avoid if rain would spoil your plans — it averages 95 mm, roughly 5× the rainfall of the driest month (August).

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

Cotia Weather by Month

Average temperature and rainfall in Cotia by month

Best time to visit Cotia

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