April weather forecastKalvsund, Sweden
April
Weather in April
April in Kalvsund, Sweden, is a frosty spring month, with temperature in the range of an average high of 8.3°C (46.9°F) and an average low of 5.1°C (41.2°F).Temperature
As April sets, the average high-temperature shows a slight increase, moving up from an icy 4.2°C (39.6°F) in March to a frosty 8.3°C (46.9°F). April nights reveal a minor deviation from daytime highs, with a mean low-temperature of 5.1°C (41.2°F).Humidity
In Kalvsund, Sweden, the average relative humidity in April is 76%.Rainfall
April is the month with the least rainfall in Kalvsund. Rain falls for 7.9 days and accumulates 8mm (0.31") of precipitation.Snowfall
In Kalvsund, Sweden, snow does not fall in April through October.Daylight
In Kalvsund, the average length of the day in April is 14h and 23min.On the first day of the month, sunrise is at 06:39 and sunset at 19:54. On the last day of April, in Kalvsund, sunrise is at 05:22 and sunset at 20:58 CEST.
Sunshine
In Kalvsund, Sweden, the average sunshine in April is 9h.UV index
The average daily maximum UV index in April in Kalvsund is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 3 in April translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Kalvsund, Sweden
- Average high temperature in April: 8.3°C
The warmest month (with the highest average high temperature) is July (18.5°C).
The month with the lowest average high temperature is February (1.8°C).
- Average low temperature in April: 5.1°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (-0.3°C).
Average pressure in April
Kalvsund, Sweden
- Average pressure in April: 1014.7mbar
The month with the highest atmospheric pressure is April (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed in April
Kalvsund, Sweden
- Average wind speed in April: 19.2km/h
The windiest month (with the highest average wind speed) is December (27km/h).
The calmest month (with the lowest average wind speed) is June (18.4km/h).
Average humidity in April
Kalvsund, Sweden
- Average humidity in April: 76%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is May (75%).
Average rainfall in April
Kalvsund, Sweden
- Average rainfall in April: 8mm
The wettest month (with the highest rainfall) is August (21mm).
The driest month (with the least rainfall) is April (8mm).
Average rainfall days in April
Kalvsund, Sweden
- Average rainfall days in April: 7.9 days
The month with the highest number of rainy days is August (13.6 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in April
Kalvsund, Sweden
- Average snowfall in April: 0mm
The month with the highest snowfall is January (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Kalvsund, Sweden
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Kalvsund, Sweden
- Average daylight in April: 14h and 24min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The months with the least sunshine are January, February and November (Average sunshine: 3h and 42min).
Average sunshine days in April
Kalvsund, Sweden
- Average sunshine days in April: 18.8 days
The month with the most sunshine days is March (19.8 days).
The month with the least sunshine days is August (13.3 days).
Average UV index in April
Kalvsund, Sweden
- 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, March, October, November and December (UV index 2).
Average cloud cover in April
Kalvsund, Sweden
- Average cloud cover in April: 39
The months with the most cloud cover are February and November (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 36).
Average visibility in April
Kalvsund, Sweden
- Average visibility in April: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).





