April weather forecast
Castricum, Netherlands

April

Weather in April

April in Castricum, Netherlands, is a cool spring month, with temperature in the range of an average high of 11.3°C (52.3°F) and an average low of 7.3°C (45.1°F).

Temperature

The beginning of April signals a minor rise in the average high-temperature, moving from a frosty 8.2°C (46.8°F) in March to a cool 11.3°C (52.3°F). April in Castricum witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 7.3°C (45.1°F).

Humidity

The average relative humidity in April in Castricum, Netherlands, is 77%.

Rainfall

The month with the least rainfall is April, when the rain falls for 10.6 days and typically collects 11mm (0.43") of precipitation.

Snowfall

In Castricum, snow does not fall in April through November.

Daylight

In April, the average length of the day in Castricum is 13h and 58min.
On the first day of April in Castricum, sunrise is at 07:13 and sunset at 20:16. On the last day of the month, sunrise is at 06:10 and sunset at 21:06 CEST.

Sunshine

In Castricum, the average sunshine in April is 8.5h.

UV index

In Castricum, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 3 in April translates into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What are April temperatures in Castricum?
In April, in Castricum, the average high-temperature is 11.3°C (52.3°F), and the average low-temperature is 7.3°C (45.1°F).
What is the average humidity in April in Castricum?
In April, the average relative humidity in Castricum is 77%.
What is the driest month in Castricum?
The month with the least rainfall in Castricum, Netherlands, is April, when the rain falls for 10.6 days and typically collects 11mm (0.43") of precipitation.
How much does it rain in Castricum in April?
In Castricum, Netherlands, in April, it is raining for 10.6 days, with typically 11mm (0.43") of accumulated precipitation.
When it does not snow in Castricum?
In Castricum, snow does not fall in April through November.
Does it snow in Castricum in April?
In April, in Castricum, it doesn't snow. March is the latest month when it typically snows.
How many hours of daylight does Castricum have in April?
The average day length in April is 13h and 58min.
What time are sunrise and sunset in April in Castricum?
In April, on the first day of the month, sunrise is at 07:13 and sunset at 20:16. On the last day of the month, in Castricum, Netherlands, sunrise is at 06:10 and sunset at 21:06 CEST.
How many hours of sunshine does Castricum have in April?
In Castricum, Netherlands, the average sunshine duration in April is 8.5h.
How high is the UV index in April in Castricum?
The average daily maximum UV index in April in Castricum, Netherlands, is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Castricum, Netherlands
  • Average high temperature in April: 11.3°C

The warmest month (with the highest average high temperature) is August (19.9°C).
The months with the lowest average high temperature are January and February (5.8°C).

  • Average low temperature in April: 7.3°C

The month with the highest average low temperature is August (16.6°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).

Average pressure in April
Castricum, Netherlands
  • Average pressure in April: 1015.9mbar

The month with the highest atmospheric pressure is September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).

Average wind speed in April
Castricum, Netherlands
  • Average wind speed in April: 18.6km/h

The windiest month (with the highest average wind speed) is December (28.4km/h).
The calmest month (with the lowest average wind speed) is July (18km/h).

Average humidity in April
Castricum, Netherlands
  • Average humidity in April: 77%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (76%).

Average rainfall in April
Castricum, Netherlands
  • Average rainfall in April: 11mm

The wettest month (with the highest rainfall) is August (48mm).
The driest month (with the least rainfall) is April (11mm).

Average rainfall days in April
Castricum, Netherlands
  • Average rainfall days in April: 10.6 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is April (10.6 days).

Average snowfall in April
Castricum, Netherlands
  • Average snowfall in April: 0mm

The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in April
Castricum, Netherlands
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Castricum, Netherlands
  • Average daylight in April: 14h and 0min

The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in April: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in April
Castricum, Netherlands
  • Average sunshine days in April: 17.7 days

The month with the most sunshine days is April (17.7 days).
The month with the least sunshine days is December (9.1 days).

Average UV index in April
Castricum, 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
Castricum, Netherlands
  • Average cloud cover in April: 40

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in April
Castricum, Netherlands
  • Average visibility in April: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (10km).
The month with the lowest visibility is December (9km).

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