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
April
Weather in April
Temperature
An escalation in the average high-temperature is seen with the onset of April, moving from a cold 2.6°C (36.7°F) in March to a frosty 9.3°C (48.7°F). Svelvik experiences an average low-temperature of 1.4°C (34.5°F) in month of April.Humidity
In April, the average relative humidity in Svelvik is 73%.Rainfall
April is the month with the least rainfall in Svelvik. Rain falls for 9.2 days and accumulates 16mm (0.63") of precipitation.Snowfall
Months with snowfall in Svelvik are January through May, October through December. In Svelvik, in April, during 1.6 snowfall days, 7mm (0.28") of snow is typically accumulated. Throughout the year, there are 44.9 snowfall days, and 505mm (19.88") of snow is accumulated.Sea temperature
In April, the average sea temperature is 6.4°C (43.5°F).Note: Swimming in 6.4°C (43.5°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 13°C (55.4°F) feels frosty.
Daylight
In April, the average length of the day in Svelvik is 14h and 35min.On the first day of the month, sunrise is at 06:42 and sunset at 20:02. On the last day of April, in Svelvik, sunrise is at 05:18 and sunset at 21:12 CEST.
Sunshine
In Svelvik, the average sunshine in April is 8.4h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In April, the maximum UV index of 3 translates into these guidelines:
Take precautions - Protection against sun damage is advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Svelvik?
What is the average humidity in April in Svelvik?
What is the driest month in Svelvik?
How much does it rain in Svelvik in April?
How much does it snow in Svelvik in April?
What is the sea water temperature in April in Svelvik?
What is the average length of the day in April in Svelvik?
When is the sunrise / sunset in April in Svelvik?
How many hours of sunshine does Svelvik have in April?
How high is the UV index in April in Svelvik?
Average temperature in April
Svelvik, Norway
- Average high temperature in April: 9.3°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-2.4°C).
- Average low temperature in April: 1.4°C
The month with the highest average low temperature is July (10.6°C).
The coldest months (with the lowest average low temperature) are January and February (-7.2°C).
Average pressure in April
Svelvik, Norway
- Average pressure in April: 1014.5mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in April
Svelvik, Norway
- Average wind speed in April: 9.9km/h
The windiest months (with the highest average wind speed) are January and December (10.6km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in April
Svelvik, Norway
- Average humidity in April: 73%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in April
Svelvik, Norway
- Average rainfall in April: 16mm
The wettest months (with the highest rainfall) are July and November (42mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in April
Svelvik, Norway
- Average rainfall days in April: 9.2 days
The month with the highest number of rainy days is July (15.2 days).
The months with the least rainy days are January and February (4.8 days).
Average snowfall in April
Svelvik, Norway
- Average snowfall in April: 7mm
The month with the highest snowfall is March (113mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Svelvik, Norway
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in April
Svelvik, Norway
- Average sea temperature in April: 6.4°C
The best month for swimming (with the highest average sea temperature) is August (17.8°C).
The coldest month (with the lowest average sea temperature) is March (3.2°C).
Average daylight in April /
Average sunshine in April
Svelvik, Norway
- Average daylight in April: 14h and 4min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in April
Svelvik, Norway
- Average sunshine days in April: 19.1 days
The month with the most sunshine days is April (19.1 days).
The month with the least sunshine days is July (13.5 days).
Average UV index in April
Svelvik, Norway
- 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 and February (UV index 1).
Average cloud cover in April
Svelvik, Norway
- Average cloud cover in April: 45
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 43).
Average visibility in April
Svelvik, Norway
- Average visibility in April: 9km
The months with the highest visibility are April, May, June and July (9km).
The months with the lowest visibility are January, February and March (7km).
