May weather forecastHervanta, Finland
May
Weather in May
May, the last month of the spring in Hervanta, is a refreshing month, with an average temperature ranging between min 5.8°C (42.4°F) and max 15.5°C (59.9°F).Temperature
May's onset brings a clear escalation in the average high-temperature, soaring from a chilly 7.1°C (44.8°F) in April to a moderate 15.5°C (59.9°F). During the month of May, the nighttime temperature falls to an average of 5.8°C (42.4°F).Humidity
With an average relative humidity of 66%, May is the least humid month.Rainfall
In Hervanta, during May, the rain falls for 12.6 days and regularly aggregates up to 25mm (0.98") of precipitation. In Hervanta, during the entire year, the rain falls for 114.9 days and collects up to 260mm (10.24") of precipitation.Snowfall
Months with snowfall in Hervanta are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Hervanta aggregates 11mm (0.43") of snow. In Hervanta, during the entire year, snow falls for 85.3 days and aggregates up to 453mm (17.83") of snow.Daylight
The average length of the day in May is 17h and 35min.On the first day of May, sunrise is at 05:12 and sunset at 21:30. On the last day of the month, sunrise is at 03:58 and sunset at 22:46 EEST.
Sunshine
In May, the average sunshine is 9.4h.UV index
In Hervanta, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 4 during May translates into the following guidance:
Heed the precautions - Suggestions to avoid sunburn are made. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Hervanta, Finland
- Average high temperature in May: 15.5°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in May: 5.8°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is January (-8.4°C).
Average pressure in May
Hervanta, Finland
- Average pressure in May: 1014.7mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.5mbar).
Average wind speed in May
Hervanta, Finland
- Average wind speed in May: 11km/h
The windiest month (with the highest average wind speed) is December (12.6km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in May
Hervanta, Finland
- Average humidity in May: 66%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in May
Hervanta, Finland
- Average rainfall in May: 25mm
The wettest month (with the highest rainfall) is July (37mm).
The driest months (with the least rainfall) are March and April (16mm).
Average rainfall days in May
Hervanta, Finland
- Average rainfall days in May: 12.6 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3 days).
Average snowfall in May
Hervanta, Finland
- Average snowfall in May: 11mm
The months with the highest snowfall are January, February and March (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Hervanta, Finland
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is March (17.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Hervanta, Finland
- Average daylight in May: 17h and 36min
The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in May: 9h and 24min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in May
Hervanta, Finland
- Average sunshine days in May: 15.7 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in May
Hervanta, 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
Hervanta, Finland
- Average cloud cover in May: 46
The month with the most cloud cover is February (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 44).
Average visibility in May
Hervanta, 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, February and March (6km).





