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 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
The average high-temperature mildly increases in April, edging from an icy 2.2°C (36°F) in March to a frosty 6.1°C (43°F). Hallstavik reports an average low-temperature of 2.4°C (36.3°F) during the subtly cooler April nights.Humidity
The average relative humidity in April is 77%.Rainfall
The month with the least rainfall is April, when the rain falls for 9.1 days and typically collects 15mm (0.59") of precipitation.Snowfall
January through May, October through December are months with snowfall in Hallstavik. In Hallstavik, during April, snow falls for 2.3 days and regularly aggregates up to 12mm (0.47") of snow. Throughout the year, in Hallstavik, there are 46.3 snowfall days, and 244mm (9.61") of snow is accumulated.Daylight
The average length of the day in April in Hallstavik is 14h and 37min.On the first day of April, sunrise is at 06:08 and sunset at 19:29. On the last day of the month, sunrise is at 04:43 and sunset at 20:41 CEST.
Sunshine
The average sunshine in April in Hallstavik is 8.5h.UV index
In April, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 2 in April transforms into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
How cold does it get in Hallstavik in April?
What is the average humidity in April in Hallstavik?
What is the driest month in Hallstavik?
How many days does it rain in April in Hallstavik?
How many days does it snow in April in Hallstavik?
How many hours of daylight does Hallstavik have in April?
When is the sunrise / sunset in April in Hallstavik?
How long on average sun shines in April in Hallstavik?
What is the UV index reading in April in Hallstavik?
Average temperature in April
Hallstavik, Sweden
- Average high temperature in April: 6.1°C
The warmest month (with the highest average high temperature) is August (18.8°C).
The month with the lowest average high temperature is February (0.1°C).
- Average low temperature in April: 2.4°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (-2.5°C).
Average pressure in April
Hallstavik, Sweden
- Average pressure in April: 1013.9mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.1mbar).
Average wind speed in April
Hallstavik, Sweden
- Average wind speed in April: 18.2km/h
The windiest month (with the highest average wind speed) is December (24.3km/h).
The calmest month (with the lowest average wind speed) is July (16.3km/h).
Average humidity in April
Hallstavik, Sweden
- Average humidity in April: 77%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is May (76%).
Average rainfall in April
Hallstavik, Sweden
- Average rainfall in April: 15mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in April
Hallstavik, Sweden
- Average rainfall days in April: 9.1 days
The month with the highest number of rainy days is August (16.2 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in April
Hallstavik, Sweden
- Average snowfall in April: 12mm
The month with the highest snowfall is March (65mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Hallstavik, Sweden
- Average snowfall days in April: 2.3 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 daylight in April /
Average sunshine in April
Hallstavik, Sweden
- Average daylight in April: 14h and 4min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in April
Hallstavik, Sweden
- Average sunshine days in April: 16.3 days
The months with the most sunshine days are April and May (16.3 days).
The month with the least sunshine days is December (11.5 days).
Average UV index in April
Hallstavik, Sweden
- Average UV index in April: 2
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
Hallstavik, Sweden
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Hallstavik, Sweden
- Average visibility in April: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
Hallstavik, Sweden
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