Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
April introduces a marginal temperature uplift in Leiden, with average high-temperatures adjusting from March's frosty 9°C (48.2°F) to a cool 12.8°C (55°F). In Leiden, an average low-temperature of 7.3°C (45.1°F) is recorded during April nights.Humidity
April and August, with an average relative humidity of 75%, are the least humid months in Leiden.Rainfall
The month with the least rainfall in Leiden is April, when the rain falls for 11.3 days and typically collects 14mm (0.55") of precipitation.Snowfall
In Leiden, snow does not fall in April through October.Daylight
The average length of the day in April is 13h and 56min.On the first day of the month, sunrise is at 07:15 and sunset at 20:16. On the last day of April, sunrise is at 06:12 and sunset at 21:06 CEST.
Sunshine
The average sunshine in April in Leiden is 8.7h.UV index
In Leiden, Netherlands, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 3 in April translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Leiden?
What are the least humid months in Leiden?
What is the average humidity in April in Leiden?
What is the driest month in Leiden?
How much does it rain in Leiden in April?
When it does not snow in Leiden?
Does it snow in Leiden in April?
What is the average length of the day in April in Leiden?
When is the sunrise / sunset in April in Leiden?
How many hours of sunshine does Leiden have in April?
What is the UV index reading in April in Leiden?
Average temperature in April
Leiden, Netherlands
- Average high temperature in April: 12.8°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in April: 7.3°C
The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).
Average pressure in April
Leiden, Netherlands
- Average pressure in April: 1015.9mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in April
Leiden, Netherlands
- Average wind speed in April: 16.6km/h
The windiest month (with the highest average wind speed) is December (24.7km/h).
The calmest month (with the lowest average wind speed) is July (16.1km/h).
Average humidity in April
Leiden, Netherlands
- Average humidity in April: 75%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in April
Leiden, Netherlands
- Average rainfall in April: 14mm
The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (14mm).
Average rainfall days in April
Leiden, Netherlands
- Average rainfall days in April: 11.3 days
The month with the highest number of rainy days is August (19.1 days).
The month with the least rainy days is April (11.3 days).
Average snowfall in April
Leiden, Netherlands
- Average snowfall in April: 0mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Leiden, Netherlands
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Leiden, Netherlands
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in April
Leiden, Netherlands
- Average sunshine days in April: 16.8 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (8.1 days).
Average UV index in April
Leiden, Netherlands
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Leiden, Netherlands
- Average cloud cover in April: 38
The month with the most cloud cover is December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 38).
Average visibility in April
Leiden, Netherlands
- Average visibility in April: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
