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
A minor escalation in the average high-temperature is seen in Arendal with the onset of April, moving from a cold 4.1°C (39.4°F) in March to a frosty 8.8°C (47.8°F). Arendal records a slight downturn to an average an icy 4.3°C (39.7°F) during the nights of April.Humidity
In April, the average relative humidity in Arendal is 72%.Rainfall
The month with the least rainfall is April, when the rain falls for 9.4 days and typically collects 29mm (1.14") of precipitation.Snowfall
Months with snowfall in Arendal are January through April, October through December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Arendal aggregates 10mm (0.39") of snow. In Arendal, during the entire year, snow falls for 32.5 days and aggregates up to 408mm (16.06") of snow.Sea temperature
In Arendal, the average seawater temperature in April is 6.5°C (43.7°F).Note: It is risky to swim in 6.5°C (43.7°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.
Daylight
In Arendal, the average length of the day in April is 14h and 28min.On the first day of April in Arendal, sunrise is at 06:50 and sunset at 20:06. On the last day of the month, sunrise is at 05:30 and sunset at 21:13 CEST.
Sunshine
In Arendal, Norway, the average sunshine in April is 8.7h.UV index
In April, the average daily maximum UV index in Arendal is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 3 during April, leads to the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the temperature in April in Arendal?
What is the average humidity in April in Arendal?
What is the driest month in Arendal?
How much does it rain in Arendal in April?
What is the last month it snows in Arendal?
What is the sea water temperature in April in Arendal?
How many hours of daylight does Arendal have in April?
When are sunrise and sunset in April in Arendal?
How many hours of sunshine does Arendal have in April?
What is the UV index intensity in April in Arendal?
Average temperature in April
Arendal, Norway
- Average high temperature in April: 8.8°C
The warmest month (with the highest average high temperature) is July (19.2°C).
The month with the lowest average high temperature is February (1.3°C).
- Average low temperature in April: 4.3°C
The month with the highest average low temperature is July (13.6°C).
The coldest month (with the lowest average low temperature) is February (-1.5°C).
Average pressure in April
Arendal, Norway
- Average pressure in April: 1014.6mbar
The month with the highest atmospheric pressure is April (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in April
Arendal, Norway
- Average wind speed in April: 16.3km/h
The windiest month (with the highest average wind speed) is November (21.1km/h).
The calmest month (with the lowest average wind speed) is June (15.5km/h).
Average humidity in April
Arendal, Norway
- Average humidity in April: 72%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are May and June (70%).
Average rainfall in April
Arendal, Norway
- Average rainfall in April: 29mm
The wettest month (with the highest rainfall) is November (88mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in April
Arendal, Norway
- Average rainfall days in April: 9.4 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is February (8 days).
Average snowfall in April
Arendal, Norway
- Average snowfall in April: 10mm
The month with the highest snowfall is January (130mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in April
Arendal, Norway
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in April
Arendal, Norway
- Average sea temperature in April: 6.5°C
The best month for swimming (with the highest average sea temperature) is August (18.2°C).
The coldest month (with the lowest average sea temperature) is March (3.4°C).
Average daylight in April /
Average sunshine in April
Arendal, Norway
- Average daylight in April: 14h and 3min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).
Average sunshine days in April
Arendal, Norway
- Average sunshine days in April: 19 days
The month with the most sunshine days is April (19 days).
The month with the least sunshine days is November (10.8 days).
Average UV index in April
Arendal, Norway
- Average UV index in April: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Arendal, Norway
- Average cloud cover in April: 41
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in April
Arendal, Norway
- Average visibility in April: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
Arendal, Norway
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