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 shift into May is marked by a rise in the average high-temperature, moving from April's chilly 7.8°C (46°F) to a refreshing 15.7°C (60.3°F). The low-temperature average for Mäntsälä during May stands at a chilly 6°C (42.8°F).Humidity
With an average relative humidity of 67%, May is the least humid month.Rainfall
In Mäntsälä, in May, during 10.8 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 117.3 rainfall days, and 371mm (14.61") of precipitation is accumulated.Snowfall
Months with snowfall in Mäntsälä are January through May, October through December. May is the last month it regularly snows. During 0.9 snowfall days, in May, Mäntsälä aggregates 27mm (1.06") of snow. Throughout the year, there are 102.9 snowfall days, and 1059mm (41.69") of snow is accumulated.Daylight
In Mäntsälä, the average length of the day in May is 17h and 22min.On the first day of the month, sunrise is at 05:11 and sunset at 21:20. On the last day of May, sunrise is at 04:01 and sunset at 22:31 EEST.
Sunshine
In Mäntsälä, Finland, the average sunshine in May is 9.5h.UV index
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Ensure safety - Sun damage prevention is strongly urged. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. 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?
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 Mäntsälä have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Mäntsälä have in May?
How high is the UV index in May?
Average temperature in May
Mäntsälä, Finland
- Average high temperature in May: 15.7°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (-3.8°C).
- Average low temperature in May: 6°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in May
Mäntsälä, 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 (1008.3mbar).
Average wind speed in May
Mäntsälä, Finland
- Average wind speed in May: 10km/h
The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in May
Mäntsälä, Finland
- Average humidity in May: 67%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in May
Mäntsälä, Finland
- Average rainfall in May: 29mm
The wettest month (with the highest rainfall) is December (44mm).
The driest months (with the least rainfall) are August and September (18mm).
Average rainfall days in May
Mäntsälä, Finland
- Average rainfall days in May: 10.8 days
The month with the highest number of rainy days is November (13.5 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in May
Mäntsälä, Finland
- Average snowfall in May: 27mm
The month with the highest snowfall is February (229mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Mäntsälä, Finland
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is January (22.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Mäntsälä, Finland
- Average daylight in May: 17h and 2min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in May
Mäntsälä, Finland
- Average sunshine days in May: 18.5 days
The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in May
Mäntsälä, Finland
- 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, February, March, November and December (UV index 1).
Average cloud cover in May
Mäntsälä, Finland
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in May
Mäntsälä, Finland
- Average visibility in May: 9km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
