The climate in Ermelo during May can be summarized as mild and dry.
May is in the fall / autumn in Ermelo and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 19°C (67°F), whilst at night 4°C (39°F) is normal.
| Daytime temperature | 19.2°C 66.5°F |
|---|---|
| Nightly temperature | 3.9°C 38.9°F |
| Average temperature | 11.5°C 52.7°F |
| Daily sunshine | 9 hrs |
| Avg rainfall | 13 mm 0.5 ins |
| Rainy days | 3 days |
| Sea temperature | 23.2°C 73.7°F |
| Humidity | 61% |
| Windspeed | 7.2kph 5 mph |
On average May is the 4th driest month of the year in Ermelo with around 13mm 0.5 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 9 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 Ermelo in May 2025.
| Hottest month: | January | 24.6°C 76.3°F |
|---|---|---|
| Driest month: | July | 6mm 0.2ins |
| Sunniest month: | July | 9.8hrs |
| Coldest month: | June | 16.1°C 61°F |
| Wettest month: | January | 129mm 5.1ins |