April weather forecast and climate
Riksviken, Sweden

Weather in April

April is a frosty spring month in Riksviken, Sweden, with average temperature fluctuating between 7.5°C (45.5°F) and 2.6°C (36.7°F).

Temperature

In April, the average high-temperature slightly increases, from a wintry 2.7°C (36.9°F) in March, to a frosty 7.5°C (45.5°F). In April, the average low-temperature is 2.6°C (36.7°F).

Humidity

April through June, with an average relative humidity of 75%, are the least humid months.

Rainfall

The month with the least rainfall is April when the rain falls for 10.8 days and typically collects 16mm (0.63") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In April, it is snowing for 2.8 days. Throughout April, 23mm (0.91") of snow is accumulated. In Riksviken, during the entire year, snow falls for 47.1 days, and aggregates up to 311mm (12.24") of snow.

Daylight

In April, the average length of the day in Riksviken, Sweden, is 14.6h.

Sunshine

In Riksviken, the average sunshine in April is 8.5h.

UV index

In April, the average daily maximum UV index in Riksviken is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In April, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Riksviken?

The average high-temperature, in April, in Riksviken, Sweden, is 7.5°C (45.5°F), while the average low-temperature is 2.6°C (36.7°F).

What is the least humid month in Riksviken?

Months with the lowest humidity are April through June, with an average relative humidity of 75%.

What is the average humidity in April in Riksviken?

In Riksviken, the average relative humidity in April is 75%.

How many days does it rain in April in Riksviken?

In Riksviken, in April, it is raining for 10.8 days, with typically 16mm (0.63") of accumulated precipitation.

What is the driest month in Riksviken?

The month with the least rainfall is April when the rain falls for 10.8 days and typically collects 16mm (0.63") of precipitation.

How much does it snow in Riksviken in April?

In Riksviken, in April, during 2.8 snowfall days, 23mm (0.91") of snow is typically accumulated.

What is the average length of the day in April in Riksviken?

In Riksviken, the average length of the day in April is 14.6h.

How many hours of sunshine does Riksviken have in April?

In Riksviken, the average sunshine in April is 8.5h.

How high is the UV index in April in Riksviken?

The average daily maximum UV index in April in Riksviken, Sweden, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the UV radiation.

Average temperature in April
Riksviken, Sweden

Average temperature in April - Riksviken, Sweden
  • Average high temperature in April: 7.5°C

The warmest months (with the highest average high temperature) are July and August (19.5°C).
The month with the lowest average high temperature is January (0.2°C).

  • Average low temperature in April: 2.6°C

Months with the highest average low temperature are July and August (14.1°C).
The coldest months (with the lowest average low temperature) are January and February (-2.5°C).

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Average pressure in April
Riksviken, Sweden

Average pressure in April - Riksviken, Sweden
  • Average pressure in April: 1014.1mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.5mbar).

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Average wind speed in April
Riksviken, Sweden

Average wind speed in April - Riksviken, Sweden
  • Average wind speed in April: 16.5km/h

The windiest month (with the highest average wind speed) is December (21.8km/h).
The calmest month (with the lowest average wind speed) is July (14.3km/h).

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Average humidity in April
Riksviken, Sweden

Average humidity in April - Riksviken, Sweden
  • Average humidity in April: 75%

Months with the highest relative humidity are February and November (86%).
Months with the lowest relative humidity are April, May and June (75%).

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Average rainfall in April
Riksviken, Sweden

Average rainfall in April - Riksviken, Sweden
  • Average rainfall in April: 16mm

The wettest month (with the highest rainfall) is July (52mm).
The driest month (with the least rainfall) is April (16mm).

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Average rainfall days in April
Riksviken, Sweden

Average rainfall days in April - Riksviken, Sweden
  • Average rainfall days in April: 10.8 days

The month with the highest number of rainy days is August (16.2 days).
The month with the least rainy days is February (5.8 days).

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Average snowfall in April
Riksviken, Sweden

Average snowfall in April - Riksviken, Sweden
  • Average snowfall in April: 23mm

The month with the highest snowfall is February (82mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in April
Riksviken, Sweden

Average snowfall days in April - Riksviken, Sweden
  • Average snowfall days in April: 2.8 days

The month with the highest number of snowfall days is January (11.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Riksviken, Sweden

Average daylight in April / Average sunshine in April - Riksviken, Sweden
  • Average daylight in April: 14.6h

The month with the longest days is June (Average daylight: 18.6h).
The month with the shortest days is December (Average daylight: 6.1h).

  • Average sunshine in April: 8.5h

The month with the most sunshine is June (Average sunshine: 12.7h).
The month with the least sunshine is December (Average sunshine: 2.4h).

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Average sunshine days in April
Riksviken, Sweden

Average sunshine days in April - Riksviken, Sweden
  • Average sunshine days in April: 14.4 days

The month with the most sunshine days is May (14.5 days).
The month with the least sunshine days is August (11.3 days).

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Average UV index in April
Riksviken, Sweden

Average UV index in April - Riksviken, Sweden
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 5).
Months with the lowest UV index are January and February (UV index 1).

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Average cloud cover in April
Riksviken, Sweden

Average cloud cover in April - Riksviken, Sweden
  • Average cloud cover in April: 45

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in April
Riksviken, Sweden

Average visibility in April - Riksviken, Sweden
  • Average visibility in April: 9km

Months with the highest visibility are June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March, April, May, November and December (9km).

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