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
Noticing a change, the average high-temperature during May moves from April's cold 4.5°C (40.1°F) to a fresh 11.3°C (52.3°F). Purmo experiences a nighttime temperature average of 4.7°C (40.5°F) during May.Humidity
The average relative humidity in May is 71%.Rainfall
In May, the rain falls for 11.7 days. Throughout May, 34mm (1.34") of precipitation is accumulated. In Purmo, during the entire year, the rain falls for 128.2 days and collects up to 393mm (15.47") of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.3 snowfall days, in May, Purmo aggregates 19mm (0.75") of snow. In Purmo, during the entire year, snow falls for 99.4 days and aggregates up to 905mm (35.63") of snow.Daylight
In May, the average length of the day is 18h and 15min.On the first day of May, sunrise is at 05:02 and sunset at 21:48. On the last day of the month, sunrise is at 03:34 and sunset at 23:17 EEST.
Sunshine
In May, the average sunshine is 10.6h.UV index
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: During May, 4 as the daily maximum UV index converts into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Purmo have in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Purmo, Finland
- Average high temperature in May: 11.3°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (-4.2°C).
- Average low temperature in May: 4.7°C
The month with the highest average low temperature is July (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (-7.6°C).
Average pressure in May
Purmo, Finland
- Average pressure in May: 1014.2mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1005.6mbar).
Average wind speed in May
Purmo, Finland
- Average wind speed in May: 12.6km/h
The windiest month (with the highest average wind speed) is December (16.3km/h).
The calmest month (with the lowest average wind speed) is July (11.7km/h).
Average humidity in May
Purmo, Finland
- Average humidity in May: 71%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (70%).
Average rainfall in May
Purmo, Finland
- Average rainfall in May: 34mm
The wettest month (with the highest rainfall) is July (42mm).
The driest months (with the least rainfall) are April and September (23mm).
Average rainfall days in May
Purmo, Finland
- Average rainfall days in May: 11.7 days
The month with the highest number of rainy days is August (14.7 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in May
Purmo, Finland
- Average snowfall in May: 19mm
The month with the highest snowfall is February (185mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Purmo, Finland
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Purmo, Finland
- Average daylight in May: 18h and 1min
The month with the longest days is June (Average daylight: 20h and 24min).
The month with the shortest days is December (Average daylight: 4h and 42min).
- Average sunshine in May: 10h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).
Average sunshine days in May
Purmo, Finland
- Average sunshine days in May: 17.3 days
The months with the most sunshine days are May and June (17.3 days).
The month with the least sunshine days is December (6.5 days).
Average UV index in May
Purmo, 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
Purmo, Finland
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 73).
The month with the least cloud cover is June (Cloud cover 39).
Average visibility in May
Purmo, 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 (7km).
