Weatheo

Cabo Frio Weather by Month

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

Warmest month

February

31°C average high

Coolest month

July

18°C average low

Wettest month

April

71 mm of rain

Driest month

June

21 mm of rain

Average temperature and rainfall in Cabo Frio 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
January30°C23°C20°C / 41°C
48 mm
81%17 km/h
February31°C23°C19°C / 42°C
56 mm
81%17 km/h
March30°C23°C16°C / 43°C
54 mm
81%15 km/h
April28°C22°C16°C / 40°C
71 mm
80%15 km/h
May27°C19°C11°C / 38°C
32 mm
81%14 km/h
June26°C18°C11°C / 34°C
21 mm
82%14 km/h
July26°C18°C11°C / 39°C
26 mm
81%16 km/h
August26°C18°C9°C / 38°C
23 mm
80%18 km/h
September27°C19°C12°C / 40°C
28 mm
81%20 km/h
October27°C21°C13°C / 39°C
41 mm
83%19 km/h
November27°C21°C12°C / 38°C
56 mm
82%18 km/h
December29°C22°C15°C / 41°C
52 mm
82%17 km/h

Best time to visit Cabo Frio

The most comfortable time to visit Cabo Frio is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around April, totalling about 507 mm a year.

Travellers who prefer heat should aim for February, when highs average 31°C. April is the month to avoid if rain would spoil your plans — it averages 71 mm, roughly 3× the rainfall of the driest month (June).

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

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