Nova Iguaçu Weather in May
What's the weather like in Nova Iguaçu (Rio de Janeiro) in May 2025?
The climate in Nova Iguaçu during May can be summarized as warm, humid and damp.
May is in the fall / autumn in Nova Iguaçu and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 17°C (63°F) is normal.
| Daytime temperature | 26.3°C 79.3°F |
|---|---|
| Nightly temperature | 17.1°C 62.8°F |
| Average temperature | 21.7°C 71.1°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 109 mm 4.3 ins |
| Rainy days | 12 days |
| Sea temperature | 24.3°C 75.8°F |
| Humidity | 83% |
| Windspeed | 6.5kph 4 mph |
On average May is the 4th driest month of the year in Nova Iguaçu with around 109mm 4.3 inches of rain making it a damp 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 6.4 hours of sunshine per day.
May temperatures in Nova Iguaçu
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 Nova Iguaçu in May 2025.
Other monthly averages
Nova Iguaçu weather stats
| Hottest month: | February | 30.8°C 87.4°F |
|---|---|---|
| Driest month: | July | 67mm 2.6ins |
| Sunniest month: | July | 6.6hrs |
| Coldest month: | July | 24.8°C 76.6°F |
| Wettest month: | December | 261mm 10.3ins |
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