The climate in Ribeirão Preto during May can be summarized as warm, humid and reasonably dry.
May is in the fall / autumn in Ribeirão Preto and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 26.3°C 79.3°F |
|---|---|
| Nightly temperature | 14.7°C 58.5°F |
| Average temperature | 20.5°C 68.9°F |
| Daily sunshine | 6.3 hrs |
| Avg rainfall | 40 mm 1.6 ins |
| Rainy days | 5 days |
| Sea temperature | 23.7°C 74.7°F |
| Humidity | 73% |
| Windspeed | 5.8kph 4 mph |
On average May is the 4th driest month of the year in Ribeirão Preto with around 40mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
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 Ribeirão Preto in May 2025.
| Hottest month: | February | 29°C 84.2°F |
|---|---|---|
| Driest month: | August | 16mm 0.6ins |
| Sunniest month: | July | 6.7hrs |
| Coldest month: | June | 24.8°C 76.6°F |
| Wettest month: | January | 270mm 10.6ins |