Blumenau Weather in May
What's the weather like in Blumenau (Santa Catarina) in May 2025?
The climate in Blumenau during May can be summarized as mild and a little damp.
May is in the fall / autumn in Blumenau and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 13°C (55°F) is normal.
| Daytime temperature | 22.8°C 73°F |
|---|---|
| Nightly temperature | 12.8°C 55°F |
| Average temperature | 17.8°C 64°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 99 mm 3.9 ins |
| Rainy days | 15 days |
| Sea temperature | 22.3°C 72.1°F |
| Humidity | 85% |
| Windspeed | 7.2kph 5 mph |
On average May is the 2nd driest month of the year in Blumenau with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
May temperatures in Blumenau
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 Blumenau in May 2025.
Other monthly averages
Blumenau weather stats
| Hottest month: | January | 28.7°C 83.7°F |
|---|---|---|
| Driest month: | July | 84mm 3.3ins |
| Sunniest month: | March | 5.6hrs |
| Coldest month: | July | 20.1°C 68.2°F |
| Wettest month: | January | 196mm 7.7ins |
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