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
With the beginning of May, Koristo's average high-temperature sees an increase, transitioning from a chilly 6.8°C (44.2°F) in April to a mild 13.2°C (55.8°F). Koristo observes an average low-temperature of 6.7°C (44.1°F) during May.Humidity
With an average relative humidity of 71%, May is the least humid month.Rainfall
In Koristo, during May, the rain falls for 12 days and regularly aggregates up to 27mm (1.06") of precipitation. In Koristo, during the entire year, the rain falls for 133.7 days and collects up to 390mm (15.35") of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Koristo aggregates 13mm (0.51") of snow. Throughout the year, there are 60.5 snowfall days, and 454mm (17.87") of snow is accumulated.Daylight
The average length of the day in May is 17h and 18min.On the first day of May, sunrise is at 05:24 and sunset at 21:30. On the last day of the month, sunrise is at 04:16 and sunset at 22:40 EEST.
Sunshine
The average sunshine in May is 10.2h.UV index
In Koristo, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during May, leads to the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the least humid month?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Koristo have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Koristo have in May?
How high is the UV index in May?
Average temperature in May
Koristo, Finland
- Average high temperature in May: 13.2°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-1.9°C).
- Average low temperature in May: 6.7°C
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).
Average pressure in May
Koristo, 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 (1007.6mbar).
Average wind speed in May
Koristo, Finland
- Average wind speed in May: 14.4km/h
The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity in May
Koristo, Finland
- Average humidity in May: 71%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall in May
Koristo, Finland
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in May
Koristo, Finland
- Average rainfall days in May: 12 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in May
Koristo, Finland
- Average snowfall in May: 13mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Koristo, Finland
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Koristo, Finland
- Average daylight in May: 17h and 2min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in May: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in May
Koristo, Finland
- Average sunshine days in May: 17.2 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in May
Koristo, Finland
- 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, February, March, November and December (UV index 1).
Average cloud cover in May
Koristo, Finland
- Average cloud cover in May: 40
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in May
Koristo, Finland
- Average visibility in May: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).
