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 sea temperature 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
Weather in April
Temperature
Harlingen's transition into April sees a mild rise in the average high-temperature, edging from a frosty 7.8°C (46°F) in March to a cool 11.6°C (52.9°F). The mean low-temperature during April nights is a frosty 6.2°C (43.2°F).Humidity
April, May and August, with an average relative humidity of 79%, are the least humid months in Harlingen.Rainfall
April is the month with the least rainfall in Harlingen. Rain falls for 11.1 days and accumulates 16mm (0.63") of precipitation.Snowfall
April through October are months without snowfall.Sea temperature
In Harlingen, Netherlands, in April, the average water temperature is 8.3°C (46.9°F).Note: Danger awaits those who swim in 8.3°C (46.9°F) without protection. Falling below 10°C (50°F) means intense cold shock and hyperventilation.
Daylight
In Harlingen, the average length of the day in April is 14h and 1min.On the first day of April, sunrise is at 07:10 and sunset at 20:13. On the last day of the month, sunrise is at 06:05 and sunset at 21:05 CEST.
Sunshine
The average sunshine in April in Harlingen, Netherlands, is 8.8h.UV index
In April, the average daily maximum UV index in Harlingen is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during April translates into these guidelines:
Act with care - The need to guard against sun damage is communicated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the temperature in April in Harlingen?
What are the least humid months in Harlingen?
What is the average humidity in April in Harlingen?
What is the driest month in Harlingen?
How much does it rain in Harlingen in April?
When it does not snow in Harlingen?
Does it snow in Harlingen in April?
What is the water temperature in April in Harlingen?
What is the average length of the day in April in Harlingen?
What time are sunrise and sunset in April in Harlingen?
How long on average sun shines in April in Harlingen?
What is the UV index intensity in April in Harlingen?
Average temperature in April
Harlingen, Netherlands
- Average high temperature in April: 11.6°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The months with the lowest average high temperature are January and February (5.3°C).
- Average low temperature in April: 6.2°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in April
Harlingen, Netherlands
- Average pressure in April: 1015.9mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in April
Harlingen, Netherlands
- Average wind speed in April: 18.3km/h
The windiest month (with the highest average wind speed) is December (26.8km/h).
The calmest month (with the lowest average wind speed) is July (17.2km/h).
Average humidity in April
Harlingen, Netherlands
- Average humidity in April: 79%
The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are April, May and August (79%).
Average rainfall in April
Harlingen, Netherlands
- Average rainfall in April: 16mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in April
Harlingen, Netherlands
- Average rainfall days in April: 11.1 days
The month with the highest number of rainy days is December (18.8 days).
The month with the least rainy days is April (11.1 days).
Average snowfall in April
Harlingen, Netherlands
- Average snowfall in April: 0mm
The months with the highest snowfall are January and February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Harlingen, Netherlands
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in April
Harlingen, Netherlands
- Average sea temperature in April: 8.3°C
The best months for swimming (with the highest average sea temperature) are August and September (17.7°C).
The coldest month (with the lowest average sea temperature) is March (5.8°C).
Average daylight in April /
Average sunshine in April
Harlingen, Netherlands
- Average daylight in April: 14h and 0min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in April
Harlingen, Netherlands
- Average sunshine days in April: 15.9 days
The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is December (7.1 days).
Average UV index in April
Harlingen, Netherlands
- Average UV index in April: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Harlingen, Netherlands
- Average cloud cover in April: 39
The month with the most cloud cover is December (Cloud cover 67).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in April
Harlingen, 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).
Harlingen, Netherlands
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