Cachoeiras de Macacu Weather in May
What's the weather like in Cachoeiras de Macacu (Rio de Janeiro) in May 2025?
The climate in Cachoeiras de Macacu during May can be summarized as mild and reasonably dry.
May is in the fall / autumn in Cachoeiras de Macacu and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 11°C (52°F) is normal.
| Daytime temperature | 21.7°C 71°F |
|---|---|
| Nightly temperature | 11.4°C 52.4°F |
| Average temperature | 16.5°C 61.7°F |
| Daily sunshine | 5.8 hrs |
| Avg rainfall | 62 mm 2.5 ins |
| Rainy days | 12 days |
| Sea temperature | 24.8°C 76.7°F |
| Humidity | 84% |
| Windspeed | 6.8kph 4 mph |
On average May is the 4th driest month of the year in Cachoeiras de Macacu with around 62mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.8 hours of sunshine per day.
May temperatures in Cachoeiras de Macacu
May rainfall
May hourly sunshine
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 Cachoeiras de Macacu in May 2024.
Other monthly averages
Cachoeiras de Macacu weather stats
| Hottest month: | February | 26.2°C 79.2°F |
|---|---|---|
| Driest month: | July | 34mm 1.3ins |
| Sunniest month: | August | 6.2hrs |
| Coldest month: | July | 19.8°C 67.6°F |
| Wettest month: | December | 267mm 10.5ins |
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