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
Weather in May
Temperature
The shift into May is characterized by a rise in the average high-temperature, transitioning from April's icy 3.4°C (38.1°F) to a cool 11.1°C (52°F). Yli-Ii, during the month of May, experiences an average low-temperature of 4.2°C (39.6°F).Humidity
The average relative humidity in May in Yli-Ii is 71%.Rainfall
In Yli-Ii, in May, it is raining for 11.8 days, with typically 31mm (1.22") of accumulated precipitation. In Yli-Ii, during the entire year, the rain falls for 117.3 days and collects up to 434mm (17.09") of precipitation.Snowfall
January through May, September through December are months with snowfall in Yli-Ii. May is the last month it regularly snows in Yli-Ii. During 1.5 snowfall days, in May, Yli-Ii aggregates 23mm (0.91") of snow. In Yli-Ii, Finland, during the entire year, snow falls for 107.1 days and aggregates up to 1131mm (44.53") of snow.Daylight
In May, the average length of the day is 19h and 1min.On the first day of the month, sunrise is at 04:36 and sunset at 21:50. On the last day of May, sunrise is at 02:46 and sunset at 23:42 EEST.
Sunshine
The average sunshine in May is 10.1h.UV index
In Yli-Ii, Finland, the average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 3 in May translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the usual temperature for Yli-Ii in May?
What is the average humidity in May in Yli-Ii?
How much does it rain in Yli-Ii in May?
What is the last month it snows in Yli-Ii?
How many hours of daylight does Yli-Ii have in May?
What time are sunrise and sunset in May in Yli-Ii?
How many hours of sunshine does Yli-Ii have in May?
How high is the UV index in May in Yli-Ii?
Average temperature in May
Yli-Ii, Finland
- Average high temperature in May: 11.1°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (-6.1°C).
- Average low temperature in May: 4.2°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 (-10.6°C).
Average pressure in May
Yli-Ii, Finland
- Average pressure in May: 1014mbar
The month with the highest atmospheric pressure is May (1014mbar).
The month with the lowest atmospheric pressure is December (1005.4mbar).
Average wind speed in May
Yli-Ii, Finland
- Average wind speed in May: 12.1km/h
The windiest month (with the highest average wind speed) is November (13.7km/h).
The calmest month (with the lowest average wind speed) is July (10.6km/h).
Average humidity in May
Yli-Ii, Finland
- Average humidity in May: 71%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (69%).
Average rainfall in May
Yli-Ii, Finland
- Average rainfall in May: 31mm
The wettest month (with the highest rainfall) is July (59mm).
The driest months (with the least rainfall) are April and September (25mm).
Average rainfall days in May
Yli-Ii, Finland
- Average rainfall days in May: 11.8 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in May
Yli-Ii, Finland
- Average snowfall in May: 23mm
The month with the highest snowfall is March (232mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in May
Yli-Ii, Finland
- Average snowfall days in May: 1.5 days
The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Yli-Ii, Finland
- Average daylight in May: 19h and 0min
The month with the longest days is June (Average daylight: 22h and 6min).
The month with the shortest days is December (Average daylight: 3h and 36min).
- Average sunshine in May: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 0min).
Average sunshine days in May
Yli-Ii, Finland
- Average sunshine days in May: 16.8 days
The month with the most sunshine days is June (17 days).
The month with the least sunshine days is December (7.4 days).
Average UV index in May
Yli-Ii, Finland
- Average UV index in May: 3
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
Yli-Ii, Finland
- Average cloud cover in May: 49
The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 43).
Average visibility in May
Yli-Ii, Finland
- Average visibility in May: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (6km).
Yli-Ii, Finland
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