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
May's arrival signals a distinct temperature shift, escalating from a wintry 4.3°C (39.7°F) in April to a fresh 12.8°C (55°F). Iisvesi witnesses a consistent average low-temperature of 5.4°C (41.7°F) throughout May.Humidity
In May, the average relative humidity is 69%.Rainfall
In Iisvesi, in May, it is raining for 9.8 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, there are 106.5 rainfall days, and 384mm (15.12") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In May, in Iisvesi, it is snowing for 1.3 days. Throughout May, 22mm (0.87") of snow is accumulated. In Iisvesi, during the entire year, snow falls for 110.8 days and aggregates up to 1074mm (42.28") of snow.Daylight
The average length of the day in May is 17h and 57min.On the first day of the month, sunrise is at 04:52 and sunset at 21:25. On the last day of May, sunrise is at 03:30 and sunset at 22:48 EEST.
Sunshine
In May, the average sunshine is 9.9h.UV index
In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during May, leads to the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Opt for tightly woven and loose clothing to enhance protection from the Sun. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Iisvesi in May?
What is the average humidity in May?
How many days does it rain in May?
How many days does it snow in May?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Iisvesi have in May?
What is the UV index intensity in May?
Average temperature in May
Iisvesi, Finland
- Average high temperature in May: 12.8°C
The warmest month (with the highest average high temperature) is July (20.9°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in May: 5.4°C
The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (-9.9°C).
Average pressure in May
Iisvesi, 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 (1008mbar).
Average wind speed in May
Iisvesi, Finland
- Average wind speed in May: 11.7km/h
The windiest month (with the highest average wind speed) is November (15km/h).
The calmest month (with the lowest average wind speed) is July (10.9km/h).
Average humidity in May
Iisvesi, Finland
- Average humidity in May: 69%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (68%).
Average rainfall in May
Iisvesi, Finland
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in May
Iisvesi, Finland
- Average rainfall days in May: 9.8 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in May
Iisvesi, Finland
- Average snowfall in May: 22mm
The month with the highest snowfall is January (230mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Iisvesi, Finland
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is January (23.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Iisvesi, Finland
- Average daylight in May: 18h and 0min
The month with the longest days is June (Average daylight: 19h and 54min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 0h and 48min).
Average sunshine days in May
Iisvesi, Finland
- Average sunshine days in May: 19.3 days
The month with the most sunshine days is May (19.3 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in May
Iisvesi, 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
Iisvesi, Finland
- Average cloud cover in May: 47
The months with the most cloud cover are January and February (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in May
Iisvesi, Finland
- Average visibility in May: 9km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (5km).
