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
April
Weather in April
Temperature
April sees a temperature increase, moving from a cold 3.6°C (38.5°F) in March to a cool 10.5°C (50.9°F). Throughout April, the average low-temperature dips to a wintry 2.3°C (36.1°F).Humidity
The average relative humidity in April is 71%.Rainfall
April is the month with the least rainfall. Rain falls for 11.7 days and accumulates 20mm (0.79") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Hallstahammar, in April, snow falls for 2.6 days, with typically accumulated 20mm (0.79") of snow. Throughout the year, there are 61.4 snowfall days, and 539mm (21.22") of snow is accumulated.Daylight
In Hallstahammar, the average length of the day in April is 14h and 34min.On the first day of April, sunrise is at 06:18 and sunset at 19:38. On the last day of the month, sunrise is at 04:55 and sunset at 20:48 CEST.
Sunshine
The average sunshine in April in Hallstahammar is 8.2h.UV index
The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The average daily UV index of 3 in April transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Hallstahammar?
What is the average humidity in April?
What is the driest month?
How much does it rain in April?
How much does it snow in April?
How many hours of daylight does Hallstahammar have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Hallstahammar have in April?
How high is the UV index in April?
Average temperature in April
Hallstahammar, Sweden
- Average high temperature in April: 10.5°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in April: 2.3°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).
Average pressure in April
Hallstahammar, Sweden
- Average pressure in April: 1014.1mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed in April
Hallstahammar, Sweden
- Average wind speed in April: 12.3km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in April
Hallstahammar, Sweden
- Average humidity in April: 71%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (69%).
Average rainfall in April
Hallstahammar, Sweden
- Average rainfall in April: 20mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in April
Hallstahammar, Sweden
- Average rainfall days in April: 11.7 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in April
Hallstahammar, Sweden
- Average snowfall in April: 20mm
The month with the highest snowfall is January (138mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Hallstahammar, Sweden
- Average snowfall days in April: 2.6 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hallstahammar, Sweden
- 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 1min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in April
Hallstahammar, Sweden
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is December (10.5 days).
Average UV index in April
Hallstahammar, Sweden
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in April
Hallstahammar, Sweden
- Average cloud cover in April: 46
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 42).
Average visibility in April
Hallstahammar, Sweden
- Average visibility in April: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is February (7km).
