Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
May brings a temperature increase, with average high-temperatures moving from April's cold 2.3°C (36.1°F) to a frosty 8.6°C (47.5°F). Persön's May nights demonstrate minimal variation from the daytime temperatures, with an average of 4°C (39.2°F).Humidity
In May, the average relative humidity is 74%.Rainfall
In Persön, during May, the rain falls for 11.8 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, in Persön, there are 110.8 rainfall days, and 409mm (16.1") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 3.3 snowfall days, in May, Persön aggregates 27mm (1.06") of snow. Throughout the year, there are 82.2 snowfall days, and 846mm (33.31") of snow is accumulated.Daylight
The average length of the day in May is 19h and 13min.On the first day of the month, sunrise is at 03:47 and sunset at 21:08. On the last day of May, in Persön, sunrise is at 01:51 and sunset at 23:06 CEST.
Sunshine
In May, the average sunshine in Persön is 10.7h.UV index
In May, the average daily maximum UV index in Persön is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in May converts into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Persön?
What is the average humidity in May in Persön?
How much does it rain in Persön in May?
What is the last month it snows in Persön?
How many hours of daylight does Persön have in May?
When are sunrise and sunset in May in Persön?
How long on average sun shines in May in Persön?
What is the UV index intensity in May in Persön?
Average temperature in May
Persön, Sweden
- Average high temperature in May: 8.6°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-5.7°C).
- Average low temperature in May: 4°C
The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is February (-10.6°C).
Average pressure in May
Persön, Sweden
- Average pressure in May: 1014mbar
The month with the highest atmospheric pressure is May (1014mbar).
The month with the lowest atmospheric pressure is December (1004.8mbar).
Average wind speed in May
Persön, Sweden
- Average wind speed in May: 13.6km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is April (13km/h).
Average humidity in May
Persön, Sweden
- Average humidity in May: 74%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (70%).
Average rainfall in May
Persön, Sweden
- Average rainfall in May: 33mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in May
Persön, Sweden
- Average rainfall days in May: 11.8 days
The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in May
Persön, Sweden
- Average snowfall in May: 27mm
The month with the highest snowfall is December (178mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Persön, Sweden
- Average snowfall days in May: 3.3 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Persön, Sweden
- Average daylight in May: 19h and 1min
The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 24min).
- Average sunshine in May: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 18min).
Average sunshine days in May
Persön, Sweden
- Average sunshine days in May: 15.3 days
The months with the most sunshine days are June and October (16.5 days).
The month with the least sunshine days is December (11.6 days).
Average UV index in May
Persön, Sweden
- Average UV index in May: 3
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 May
Persön, Sweden
- Average cloud cover in May: 47
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in May
Persön, Sweden
- Average visibility in May: 9km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March and April (7km).
