May weather forecastVällingby, Sweden
May
Weather in May
May, the last month of the spring in Vällingby, is a refreshing month, with an average temperature fluctuating between 6.4°C (43.5°F) and 14.7°C (58.5°F).Temperature
The beginning of May signals a rise in the average high-temperature, moving from a frosty 9.5°C (49.1°F) in April to a refreshing 14.7°C (58.5°F). The low-temperature averages to a frosty 6.4°C (43.5°F) during the nights of May.Humidity
The least humid month is May, with an average relative humidity of 72%.Rainfall
In Vällingby, in May, during 11.9 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Vällingby, Sweden, during the entire year, the rain falls for 133.7 days and collects up to 340mm (13.39") of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Vällingby. During 0.5 snowfall days, in May, Vällingby aggregates 5mm (0.2") of snow. In Vällingby, during the entire year, snow falls for 45.6 days and aggregates up to 310mm (12.2") of snow.Daylight
In Vällingby, the average length of the day in May is 17h and 2min.On the first day of May, sunrise is at 04:47 and sunset at 20:43. On the last day of the month, sunrise is at 03:44 and sunset at 21:48 CEST.
Sunshine
In May, the average sunshine in Vällingby is 9.3h.UV index
The average daily maximum UV index in May in Vällingby is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In May, the maximum UV index of 4 translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun is at its strongest around midday, find shade and limit exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. 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
Average temperature in May
Vällingby, Sweden
- Average high temperature in May: 14.7°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in May: 6.4°C
The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).
Average pressure in May
Vällingby, Sweden
- Average pressure in May: 1014.8mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in May
Vällingby, Sweden
- Average wind speed in May: 13.2km/h
The windiest month (with the highest average wind speed) is December (18km/h).
The calmest months (with the lowest average wind speed) are July and August (12.3km/h).
Average humidity in May
Vällingby, Sweden
- Average humidity in May: 72%
The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is May (72%).
Average rainfall in May
Vällingby, Sweden
- Average rainfall in May: 23mm
The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in May
Vällingby, Sweden
- Average rainfall days in May: 11.9 days
The months with the highest number of rainy days are July and August (15.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in May
Vällingby, Sweden
- Average snowfall in May: 5mm
The month with the highest snowfall is February (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Vällingby, Sweden
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Vällingby, Sweden
- Average daylight in May: 17h and 0min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in May: 9h and 18min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in May
Vällingby, Sweden
- Average sunshine days in May: 17.9 days
The month with the most sunshine days is May (17.9 days).
The months with the least sunshine days are July and November (12.5 days).
Average UV index in May
Vällingby, Sweden
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in May
Vällingby, Sweden
- Average cloud cover in May: 43
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in May
Vällingby, Sweden
- Average visibility in May: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).





