May weather forecastNär, Sweden

May

Weather in May

May, the last month of the spring in När, is a fresh month, with temperature in the range of an average low of 7.6°C (45.7°F) and an average high of 10.8°C (51.4°F).

Temperature

När experiences a minor temperature shift with the start of May, with average high-temperatures moving from a frosty 6.4°C (43.5°F) in April to a cool 10.8°C (51.4°F). När maintains an average low-temperature of 7.6°C (45.7°F) throughout May's nights.

Humidity

In May, the average relative humidity in När is 78%.

Rainfall

In När, in May, it is raining for 10.8 days, with typically 19mm (0.75") of accumulated precipitation. Throughout the year, there are 128.4 rainfall days, and 290mm (11.42") of precipitation is accumulated.

Snowfall

In När, snow does not fall in May through October.

Daylight

In När, the average length of the day in May is 16h and 35min.
On the first day of the month, sunrise is at 04:54 and sunset at 20:30. On the last day of May, sunrise is at 03:58 and sunset at 21:27 CEST.

Sunshine

In När, Sweden, the average sunshine in May is 9.9h.

UV index

The average daily maximum UV index in May in När is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 4 in May suggests the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Frequently asked questions

An average high-temperature, in May, in När, is 10.8°C (51.4°F) and the average low-temperature is 7.6°C (45.7°F).

In May, the average relative humidity in När is 78%.

In När, in May, during 10.8 rainfall days, 19mm (0.75") of precipitation is typically accumulated.

May through October are months without snowfall in När, Sweden.

In May, in När, Sweden, it doesn't snow. April is the latest month when it typically snows.

In May, the average day length in När is 16h and 35min.

In May, on the first day of the month, sunrise is at 04:54 and sunset at 20:30. On the last day of the month, in När, Sweden, sunrise is at 03:58 and sunset at 21:27 CEST.

In May, the average sunshine duration in När, Sweden, is 9.9h.

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate 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 May
När, Sweden

  • Average high temperature in May: 10.8°C

The warmest months (with the highest average high temperature) are July and August (18.8°C).
The month with the lowest average high temperature is February (1.8°C).

  • Average low temperature in May: 7.6°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (-0.3°C).

Average pressure in May
När, Sweden

  • Average pressure in May: 1015.3mbar

The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).

Average wind speed in May
När, Sweden

  • Average wind speed in May: 17.8km/h

The windiest month (with the highest average wind speed) is December (27.4km/h).
The calmest month (with the lowest average wind speed) is May (17.8km/h).

Average humidity in May
När, Sweden

  • Average humidity in May: 78%

The month with the highest relative humidity is November (84%).
The months with the lowest relative humidity are June and August (77%).

Average rainfall in May
När, Sweden

  • Average rainfall in May: 19mm

The wettest month (with the highest rainfall) is July (33mm).
The driest month (with the least rainfall) is April (10mm).

Average rainfall days in May
När, Sweden

  • Average rainfall days in May: 10.8 days

The month with the highest number of rainy days is November (14 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in May
När, Sweden

  • Average snowfall in May: 0mm

The month with the highest snowfall is February (46mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in May
När, Sweden

  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
När, Sweden

  • Average daylight in May: 16h and 36min

The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).

  • Average sunshine in May: 9h and 54min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 2h and 48min).

Average sunshine days in May
När, Sweden

  • Average sunshine days in May: 18.8 days

The month with the most sunshine days is April (20.3 days).
The month with the least sunshine days is December (8.1 days).

Average UV index in May
När, Sweden

  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in May
När, Sweden

  • Average cloud cover in May: 34

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are June and August (Cloud cover 32).

Average visibility in May
När, Sweden

  • Average visibility in May: 10km

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