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
The average high-temperature mildly increases in April, edging from 0.8°C (33.4°F) in March to a still wintry 5.3°C (41.5°F). Härnösand, during April nights, observes a steady temperature, averaging at a still cold 1°C (33.8°F).Humidity
The average relative humidity in April in Härnösand is 79%.Rainfall
April and June are months with the least rain when the rain falls for 7.6 days and typically aggregates up to 15mm (0.59") of rain.Snowfall
January through May, October through December are months with snowfall in Härnösand. In Härnösand, Sweden, in April, snow falls for 3.5 days, with typically accumulated 20mm (0.79") of snow. Throughout the year, in Härnösand, there are 60.8 snowfall days, and 495mm (19.49") of snow is accumulated.Sea temperature
In Härnösand, the average seawater temperature in April is 1.5°C (34.7°F).Note: In the activity of swimming, this state poses an instant danger to life. Breathing control is completely lost, impeding any form of clear thinking. Employing a specialized swimsuit is crucial to minimize thermal loss.
Daylight
In Härnösand, the average length of the day in April is 14h and 56min.On the first day of April in Härnösand, sunrise is at 06:06 and sunset at 19:37. On the last day of the month, sunrise is at 04:31 and sunset at 20:59 CEST.
Sunshine
The average sunshine in April is 8.1h.UV index
The average daily maximum UV index in April in Härnösand is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 2 in April, converts into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. When the Sun is at its strongest around midday, find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is April cold in Härnösand?
What is the average humidity in April in Härnösand?
What is the driest month in Härnösand?
How much does it rain in Härnösand in April?
How many days does it snow in April in Härnösand?
What is the water temperature in April in Härnösand?
How many hours of daylight does Härnösand have in April?
When is the sunrise / sunset in April in Härnösand?
How long on average sun shines in April in Härnösand?
What is the UV index reading in April in Härnösand?
Average temperature in April
Härnösand, Sweden
- Average high temperature in April: 5.3°C
The warmest month (with the highest average high temperature) is July (18.2°C).
The month with the lowest average high temperature is February (-1.8°C).
- Average low temperature in April: 1°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in April
Härnösand, Sweden
- Average pressure in April: 1013mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).
Average wind speed in April
Härnösand, Sweden
- Average wind speed in April: 14.4km/h
The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest months (with the lowest average wind speed) are May and August (13.9km/h).
Average humidity in April
Härnösand, Sweden
- Average humidity in April: 79%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (71%).
Average rainfall in April
Härnösand, Sweden
- Average rainfall in April: 15mm
The wettest months (with the highest rainfall) are January and December (36mm).
The driest months (with the least rainfall) are April and June (15mm).
Average rainfall days in April
Härnösand, Sweden
- Average rainfall days in April: 7.6 days
The month with the highest number of rainy days is July (10.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in April
Härnösand, Sweden
- Average snowfall in April: 20mm
The month with the highest snowfall is January (150mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Härnösand, Sweden
- Average snowfall days in April: 3.5 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in April
Härnösand, Sweden
- Average sea temperature in April: 1.5°C
The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest months (with the lowest average sea temperature) are February and March (0.3°C).
Average daylight in April /
Average sunshine in April
Härnösand, Sweden
- Average daylight in April: 14h and 5min
The month with the longest days is June (Average daylight: 19h and 54min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is June (Average sunshine: 13h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in April
Härnösand, Sweden
- Average sunshine days in April: 18.6 days
The month with the most sunshine days is June (21.8 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in April
Härnösand, 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 November (UV index 1).
Average cloud cover in April
Härnösand, Sweden
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in April
Härnösand, Sweden
- Average visibility in April: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
