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 signals a clear increase in the average high-temperature, soaring from a wintry 5.6°C (42.1°F) in April to a moderate 14.4°C (57.9°F). Lannevesi, during the nights of May, experiences an average temperature drop to a wintry 5.3°C (41.5°F).Humidity
May is the least humid month, with an average relative humidity of 67%.Rainfall
In Lannevesi, during May, the rain falls for 12.3 days and regularly aggregates up to 39mm (1.54") of precipitation. Throughout the year, there are 121.2 rainfall days, and 403mm (15.87") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In May, it is snowing for 1.2 days. Throughout May, 22mm (0.87") of snow is accumulated. Throughout the year, there are 96 snowfall days, and 932mm (36.69") of snow is accumulated.Daylight
In Lannevesi, the average length of the day in May is 17h and 55min.On the first day of the month, sunrise is at 04:59 and sunset at 21:31. On the last day of May, sunrise is at 03:38 and sunset at 22:53 EEST.
Sunshine
In May, the average sunshine is 9.5h.UV index
In Lannevesi, Finland, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 4 suggests these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Stay sun-safe with clothing that is both closely woven and worn loosely. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties 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?
How much does it snow in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Lannevesi, Finland
- Average high temperature in May: 14.4°C
The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (-5.5°C).
- Average low temperature in May: 5.3°C
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-9.7°C).
Average pressure in May
Lannevesi, Finland
- Average pressure in May: 1014.5mbar
The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in May
Lannevesi, Finland
- Average wind speed in May: 10.7km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is July (9.6km/h).
Average humidity in May
Lannevesi, Finland
- Average humidity in May: 67%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in May
Lannevesi, Finland
- Average rainfall in May: 39mm
The wettest month (with the highest rainfall) is July (50mm).
The driest months (with the least rainfall) are February and March (23mm).
Average rainfall days in May
Lannevesi, Finland
- Average rainfall days in May: 12.3 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in May
Lannevesi, Finland
- Average snowfall in May: 22mm
The month with the highest snowfall is December (185mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Lannevesi, Finland
- Average snowfall days in May: 1.2 days
The month with the highest number of snowfall days is December (19.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Lannevesi, Finland
- Average daylight in May: 17h and 5min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 0h and 48min).
Average sunshine days in May
Lannevesi, Finland
- Average sunshine days in May: 16.3 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in May
Lannevesi, Finland
- Average UV index in May: 4
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
Lannevesi, Finland
- Average cloud cover in May: 48
The month with the most cloud cover is January (Cloud cover 83).
The months with the least cloud cover are July and August (Cloud cover 45).
Average visibility in May
Lannevesi, Finland
- Average visibility in May: 9km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
