April weather forecastRoknäs, Sweden

April

Weather in April

April is an icy spring month in Roknäs, Sweden, with an average temperature ranging between min -1.8°C (28.8°F) and max 3.6°C (38.5°F).

Temperature

As Roknäs transitions into April, the average high-temperature is observed to rise from a subzero cold -1.5°C (29.3°F) in March to a wintry 3.6°C (38.5°F). During April, the nighttime temperature averages of -1.8°C (28.8°F).

Humidity

In April, the average relative humidity is 89%.

Rainfall

In April, in Roknäs, the rain falls for 8.4 days. Throughout April, 20mm (0.79") of precipitation is accumulated. In Roknäs, Sweden, during the entire year, the rain falls for 93.1 days and collects up to 277mm (10.91") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In April, it is snowing for 7.5 days. Throughout April, 61mm (2.4") of snow is accumulated. In Roknäs, Sweden, during the entire year, snow falls for 69.7 days and aggregates up to 722mm (28.43") of snow.

Daylight

In April, the average length of the day is 15h and 20min.
On the first day of April in Roknäs, sunrise is at 05:48 and sunset at 19:29. On the last day of the month, sunrise is at 03:58 and sunset at 21:05 CEST.

Sunshine

The average sunshine in April in Roknäs is 6.6h.

UV index

The average daily maximum UV index in April is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 2 in April leads to these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.

Frequently asked questions

Roknäs in April has an average high-temperature of 3.6°C (38.5°F) and an average low-temperature of -1.8°C (28.8°F).

In Roknäs, Sweden, the average relative humidity in April is 89%.

In Roknäs, Sweden, in April, it is raining for 8.4 days, with typically 20mm (0.79") of accumulated precipitation.

In Roknäs, during April, snow falls for 7.5 days and regularly aggregates up to 61mm (2.4") of snow.

In April, the average day length in Roknäs, Sweden, is 15h and 20min.

On the first day of April, sunrise is at 05:48 and sunset at 19:29. On the last day of the month, sunrise is at 03:58 and sunset at 21:05 CEST.

In Roknäs, Sweden, the average sunshine duration in April is 6.6h.

In April, the average daily maximum UV index in Roknäs is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Roknäs, Sweden

  • Average high temperature in April: 3.6°C

The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (-5.8°C).

  • Average low temperature in April: -1.8°C

The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (-10.7°C).

Average pressure in April
Roknäs, Sweden

  • Average pressure in April: 1011.9mbar

The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).

Average wind speed in April
Roknäs, Sweden

  • Average wind speed in April: 11.5km/h

The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is July (11.2km/h).

Average humidity in April
Roknäs, Sweden

  • Average humidity in April: 89%

The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (66%).

Average rainfall in April
Roknäs, Sweden

  • Average rainfall in April: 20mm

The wettest month (with the highest rainfall) is July (28mm).
The driest month (with the least rainfall) is February (18mm).

Average rainfall days in April
Roknäs, Sweden

  • Average rainfall days in April: 8.4 days

The month with the highest number of rainy days is August (11.3 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in April
Roknäs, Sweden

  • Average snowfall in April: 61mm

The month with the highest snowfall is January (156mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April
Roknäs, Sweden

  • Average snowfall days in April: 7.5 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in April: 15h and 18min

The month with the longest days is June (Average daylight: 22h and 6min).
The month with the shortest days is December (Average daylight: 3h and 42min).

  • Average sunshine in April: 6h and 36min

The month with the most sunshine is July (Average sunshine: 12h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).

Average sunshine days in April
Roknäs, Sweden

  • Average sunshine days in April: 15.5 days

The month with the most sunshine days is June (20.1 days).
The month with the least sunshine days is December (14.5 days).

Average UV index in April
Roknäs, 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, February, March, November and December (UV index 1).

Average cloud cover in April
Roknäs, Sweden

  • Average cloud cover in April: 57

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in April
Roknäs, Sweden

  • Average visibility in April: 7km

The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March and April (7km).