Alphen aan den Rijn Weather in May
What's the weather like in Alphen aan den Rijn (South Holland) in May 2025?
The climate in Alphen aan den Rijn during May can be summarized as mild and reasonably dry.
May is in the spring in Alphen aan den Rijn and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 16.5°C 61.7°F |
|---|---|
| Nightly temperature | 7.3°C 45.1°F |
| Average temperature | 11.9°C 53.4°F |
| Daily sunshine | 7.4 hrs |
| Avg rainfall | 52 mm 2.1 ins |
| Rainy days | 14 days |
| Sea temperature | 11°C 51.7°F |
| Humidity | 78% |
| Windspeed | 17.3kph 11 mph |
On average May is the 3rd driest month of the year in Alphen aan den Rijn with around 52mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.4 hours of sunshine per day.
May temperatures in Alphen aan den Rijn
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 Alphen aan den Rijn in May 2024.
Other monthly averages
Alphen aan den Rijn weather stats
| Hottest month: | August | 21°C 69.8°F |
|---|---|---|
| Driest month: | February | 46mm 1.8ins |
| Sunniest month: | May | 7.4hrs |
| Coldest month: | January | 5.1°C 41.2°F |
| Wettest month: | November | 86mm 3.4ins |
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