May weather forecastJormua, Finland
May
Weather in May
May, the last month of the spring in Jormua, is a fresh month, with an average temperature ranging between max 12.5°C (54.5°F) and min 4.3°C (39.7°F).Temperature
The arrival of May is marked by a notable increase in high-temperatures, climbing from a cold 3.2°C (37.8°F) in April to a fresh 12.5°C (54.5°F). During May in Jormua, Finland, the average low-temperature is recorded at an icy 4.3°C (39.7°F).Humidity
The average relative humidity in May is 71%.Rainfall
In May, the rain falls for 13.4 days. Throughout May, 29mm (1.14") of precipitation is accumulated. In Jormua, during the entire year, the rain falls for 124.6 days and collects up to 374mm (14.72") of precipitation.Snowfall
January through June, September through December are months with snowfall. In May, it is snowing for 3.3 days. Throughout May, 44mm (1.73") of snow is accumulated. Throughout the year, in Jormua, there are 126.3 snowfall days, and 903mm (35.55") of snow is accumulated.Daylight
The average length of the day in May is 18h and 32min.On the first day of May, sunrise is at 04:36 and sunset at 21:33. On the last day of the month, sunrise is at 03:00 and sunset at 23:10 EEST.
Sunshine
In Jormua, the average sunshine in May is 9.6h.UV index
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 4 in May translates into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Stay sun-safe with clothing that is both closely woven and worn loosely. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Jormua, Finland
- Average high temperature in May: 12.5°C
The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (-7.3°C).
- Average low temperature in May: 4.3°C
The month with the highest average low temperature is July (11.6°C).
The coldest month (with the lowest average low temperature) is January (-11.6°C).
Average pressure in May
Jormua, Finland
- Average pressure in May: 1014.3mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1006.7mbar).
Average wind speed in May
Jormua, Finland
- Average wind speed in May: 11.4km/h
The windiest months (with the highest average wind speed) are November and December (13.1km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in May
Jormua, Finland
- Average humidity in May: 71%
The months with the highest relative humidity are January and February (96%).
The month with the lowest relative humidity is June (69%).
Average rainfall in May
Jormua, Finland
- Average rainfall in May: 29mm
The wettest month (with the highest rainfall) is July (48mm).
The driest months (with the least rainfall) are February and April (21mm).
Average rainfall days in May
Jormua, Finland
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in May
Jormua, Finland
- Average snowfall in May: 44mm
The month with the highest snowfall is March (160mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Jormua, Finland
- Average snowfall days in May: 3.3 days
The month with the highest number of snowfall days is December (23.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Jormua, Finland
- Average daylight in May: 18h and 30min
The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).
- Average sunshine in May: 9h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 0h and 36min).
Average sunshine days in May
Jormua, Finland
- Average sunshine days in May: 13 days
The month with the most sunshine days is May (13 days).
The month with the least sunshine days is April (7.6 days).
Average UV index in May
Jormua, 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, October, November and December (UV index 1).
Average cloud cover in May
Jormua, Finland
- Average cloud cover in May: 51
The months with the most cloud cover are January, February and December (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 46).
Average visibility in May
Jormua, 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).





