April weather forecastRiska, Norway
April
Weather in April
April is a frosty spring month in Riska, Norway, with an average temperature ranging between max 8°C (46.4°F) and min 5.2°C (41.4°F).Temperature
The shift into April is characterized by a subtle rise in the average high-temperature, transitioning from March's cold 4.9°C (40.8°F) to a frosty 8°C (46.4°F). During April, Riska perceives a slight decrease in temperature from daytime highs, settling at an average low of 5.2°C (41.4°F).Humidity
The average relative humidity in April in Riska, Norway, is 77%.Rainfall
In April, in Riska, the rain falls for 14.7 days. Throughout April, 44mm (1.73") of precipitation is accumulated. Throughout the year, there are 210.4 rainfall days, and 1002mm (39.45") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows in Riska, Norway. During 0.8 snowfall days, in April, Riska aggregates 4mm (0.16") of snow. In Riska, during the entire year, snow falls for 17.8 days and aggregates up to 115mm (4.53") of snow.Daylight
In April, the average length of the day in Riska is 14h and 31min.On the first day of April, sunrise is at 07:01 and sunset at 20:19. On the last day of the month, sunrise is at 05:40 and sunset at 21:27 CEST.
Sunshine
In April, the average sunshine is 8.1h.UV index
In Riska, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 3 during April translates into these guidelines:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. To guard against the harmful effects of the Sun, minimize exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Riska, Norway
- Average high temperature in April: 8°C
The warmest month (with the highest average high temperature) is August (16.3°C).
The month with the lowest average high temperature is February (3.7°C).
- Average low temperature in April: 5.2°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (1.6°C).
Average pressure in April
Riska, Norway
- Average pressure in April: 1014.8mbar
The month with the highest atmospheric pressure is May (1015mbar).
The month with the lowest atmospheric pressure is December (1006.7mbar).
Average wind speed in April
Riska, Norway
- Average wind speed in April: 17.9km/h
The windiest month (with the highest average wind speed) is January (27.4km/h).
The calmest months (with the lowest average wind speed) are June and July (17.2km/h).
Average humidity in April
Riska, Norway
- Average humidity in April: 77%
The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in April
Riska, Norway
- Average rainfall in April: 44mm
The wettest month (with the highest rainfall) is December (130mm).
The driest month (with the least rainfall) is June (43mm).
Average rainfall days in April
Riska, Norway
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is December (21.5 days).
The month with the least rainy days is June (13.3 days).
Average snowfall in April
Riska, Norway
- Average snowfall in April: 4mm
The month with the highest snowfall is March (30mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Riska, Norway
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Riska, Norway
- Average daylight in April: 14h and 30min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in April: 8h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in April
Riska, Norway
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is June (14.4 days).
The month with the least sunshine days is December (5.8 days).
Average UV index in April
Riska, Norway
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Riska, Norway
- Average cloud cover in April: 46
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is May (Cloud cover 44).
Average visibility in April
Riska, 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).





