May weather forecast
Lännåker, Sweden

May

Weather in May

The last month of the spring, May, is a fresh month in Lännåker, Sweden, with an average temperature fluctuating between 6.8°C (44.2°F) and 11.9°C (53.4°F).

Temperature

The average high-temperature mildly increases in May, edging from a chilly 7.5°C (45.5°F) in April to a cool 11.9°C (53.4°F). Lännåker observes an average nighttime temperature of 6.8°C (44.2°F) during May.

Humidity

May is the least humid month in Lännåker, with an average relative humidity of 75%.

Rainfall

In Lännåker, in May, during 6.8 rainfall days, 8mm (0.31") of precipitation is typically accumulated. Throughout the year, there are 88.9 rainfall days, and 116mm (4.57") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.4 snowfall days, in May, Lännåker aggregates 1mm (0.04") of snow. In Lännåker, Sweden, during the entire year, snow falls for 38.5 days and aggregates up to 78mm (3.07") of snow.

Daylight

In May, the average length of the day is 16h and 59min.
On the first day of the month, sunrise is at 04:47 and sunset at 20:40. On the last day of May, sunrise is at 03:44 and sunset at 21:44 CEST.

Sunshine

In Lännåker, the average sunshine in May is 9.9h.

UV index

In Lännåker, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 4 in May leads to these guidelines:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the average May temperature in Lännåker?
The average high-temperature and low-temperature in Lännåker, Sweden, during May are 11.9°C (53.4°F) and 6.8°C (44.2°F) respectively.
What is the least humid month in Lännåker?
May is the least humid month in Lännåker, with an average relative humidity of 75%.
What is the average humidity in May in Lännåker?
In Lännåker, Sweden, the average relative humidity in May is 75%.
How many days does it rain in May in Lännåker?
In Lännåker, Sweden, in May, during 6.8 rainfall days, 8mm (0.31") of precipitation is typically accumulated.
What is the last month it snows in Lännåker?
May is the last month it regularly snows. During 0.4 snowfall days, in May, Lännåker aggregates 1mm (0.04") of snow.
What is the average length of the day in May in Lännåker?
In Lännåker, Sweden, the average day length in May is 16h and 59min.
What time are sunrise and sunset in May in Lännåker?
On the first day of May in Lännåker, sunrise is at 04:47 and sunset at 20:40. On the last day of the month, sunrise is at 03:44 and sunset at 21:44 CEST.
How long on average sun shines in May in Lännåker?
The average sunshine duration in May in Lännåker is 9.9h.
How high is the UV index in May in Lännåker?
In Lännåker, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Lännåker, Sweden
  • Average high temperature in May: 11.9°C

The warmest month (with the highest average high temperature) is July (19.5°C).
The month with the lowest average high temperature is February (0.3°C).

  • Average low temperature in May: 6.8°C

The month with the highest average low temperature is August (14.4°C).
The coldest months (with the lowest average low temperature) are January and February (-2.3°C).

Average pressure in May
Lännåker, Sweden
  • Average pressure in May: 1014.9mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.9mbar).

Average wind speed in May
Lännåker, Sweden
  • Average wind speed in May: 16km/h

The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest month (with the lowest average wind speed) is July (15.3km/h).

Average humidity in May
Lännåker, Sweden
  • Average humidity in May: 75%

The month with the highest relative humidity is November (86%).
The month with the lowest relative humidity is May (75%).

Average rainfall in May
Lännåker, Sweden
  • Average rainfall in May: 8mm

The wettest months (with the highest rainfall) are July and August (14mm).
The driest month (with the least rainfall) is April (4mm).

Average rainfall days in May
Lännåker, Sweden
  • Average rainfall days in May: 6.8 days

The month with the highest number of rainy days is August (10.9 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in May
Lännåker, Sweden
  • Average snowfall in May: 1mm

The month with the highest snowfall is February (23mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Lännåker, Sweden
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Lännåker, Sweden
  • Average daylight in May: 17h and 0min

The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).

Average sunshine days in May
Lännåker, Sweden
  • Average sunshine days in May: 21.8 days

The months with the most sunshine days are April and May (21.8 days).
The month with the least sunshine days is December (14.4 days).

Average UV index in May
Lännåker, Sweden
  • Average UV index in May: 4

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

Average cloud cover in May
Lännåker, Sweden
  • Average cloud cover in May: 39

The months with the most cloud cover are January and February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
Lännåker, 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).

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