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
The start of May is characterized by a subtle increase in the average high-temperature, transitioning from a wintry 4.3°C (39.7°F) in April to a frosty 8.3°C (46.9°F). Sund maintains a consistent average nighttime low-temperature of 6.3°C (43.3°F) throughout May.Humidity
The average relative humidity in May is 80%.Rainfall
In Sund, during May, the rain falls for 9 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, there are 116.3 rainfall days, and 274mm (10.79") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Sund. During 0.7 snowfall days, in May, Sund aggregates 6mm (0.24") of snow. In Sund, during the entire year, snow falls for 40.1 days and aggregates up to 160mm (6.3") of snow.Daylight
The average length of the day in May is 17h and 16min.On the first day of the month, sunrise is at 05:34 and sunset at 21:39. On the last day of May, in Sund, Finland, sunrise is at 04:26 and sunset at 22:48 EEST.
Sunshine
In Sund, Finland, the average sunshine in May is 10.5h.UV index
In May, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In May, a daily maximum UV index of 3 leads to the following instructions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Experience reduced UV exposure by about half when donning a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Sund?
What is the average humidity in May in Sund?
How many days does it rain in May in Sund?
What is the last month it snows in Sund?
How many hours of daylight does Sund have in May?
When are sunrise and sunset in May in Sund?
How many hours of sunshine does Sund have in May?
What is the UV index reading in May in Sund?
Average temperature in May
Sund, Finland
- Average high temperature in May: 8.3°C
The warmest month (with the highest average high temperature) is August (17.6°C).
The month with the lowest average high temperature is February (0.5°C).
- Average low temperature in May: 6.3°C
The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (-1.5°C).
Average pressure in May
Sund, Finland
- 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 (1007.4mbar).
Average wind speed in May
Sund, Finland
- Average wind speed in May: 20.8km/h
The windiest month (with the highest average wind speed) is December (31.7km/h).
The calmest month (with the lowest average wind speed) is July (20km/h).
Average humidity in May
Sund, Finland
- Average humidity in May: 80%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and October (78%).
Average rainfall in May
Sund, Finland
- Average rainfall in May: 20mm
The wettest month (with the highest rainfall) is October (32mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in May
Sund, Finland
- Average rainfall days in May: 9 days
The month with the highest number of rainy days is August (14.2 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in May
Sund, Finland
- Average snowfall in May: 6mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Sund, Finland
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Sund, Finland
- Average daylight in May: 17h and 2min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in May: 10h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 2h and 12min).
Average sunshine days in May
Sund, Finland
- Average sunshine days in May: 20.5 days
The month with the most sunshine days is May (20.5 days).
The month with the least sunshine days is December (11.1 days).
Average UV index in May
Sund, Finland
- 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 and March (UV index 1).
Average cloud cover in May
Sund, Finland
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in May
Sund, Finland
- 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).
