Porto Seguro Weather in May
What's the weather like in Porto Seguro (Estado de Bahía) in May 2025?
The climate in Porto Seguro during May can be summarized as hot, humid and wet.
May is in the fall / autumn in Porto Seguro and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 20°C (69°F) is normal.
| Daytime temperature | 28°C 82.3°F |
|---|---|
| Nightly temperature | 20.3°C 68.5°F |
| Average temperature | 24.1°C 75.4°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 163 mm 6.4 ins |
| Rainy days | 19 days |
| Sea temperature | 27°C 80.6°F |
| Humidity | 84% |
| Windspeed | 8.6kph 5 mph |
On average May is the 3rd wettest month of the year in Porto Seguro with around 163mm 6.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
May temperatures in Porto Seguro
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 Porto Seguro in May 2025.
Other monthly averages
Porto Seguro weather stats
| Hottest month: | February | 29.6°C 85.3°F |
|---|---|---|
| Driest month: | August | 103mm 4.1ins |
| Sunniest month: | March | 7.2hrs |
| Coldest month: | July | 25.8°C 78.4°F |
| Wettest month: | April | 187mm 7.4ins |
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