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
With the onset of May, Rajamäki's weather sees a temperature rise, transitioning from a chilly 7.8°C (46°F) in April to a refreshing 15.7°C (60.3°F). An average low-temperature of 6°C (42.8°F) is common during the nights of May.Humidity
The least humid month is May, with an average relative humidity of 67%.Rainfall
In Rajamäki, during May, the rain falls for 10.8 days and regularly aggregates up to 29mm (1.14") of precipitation. In Rajamäki, during the entire year, the rain falls for 117.8 days and collects up to 373mm (14.69") of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Rajamäki. During 0.9 snowfall days, in May, Rajamäki aggregates 27mm (1.06") of snow. In Rajamäki, Finland, during the entire year, snow falls for 102.9 days and aggregates up to 1059mm (41.69") of snow.Daylight
In May, the average length of the day is 17h and 20min.On the first day of May, sunrise is at 05:14 and sunset at 21:21. On the last day of the month, sunrise is at 04:05 and sunset at 22:32 EEST.
Sunshine
In Rajamäki, the average sunshine in May is 9.5h.UV index
In Rajamäki, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 4 in May translates into this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Rajamäki have in May?
How high is the UV index in May?
Average temperature in May
Rajamäki, Finland
- Average high temperature in May: 15.7°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (-3.8°C).
- Average low temperature in May: 6°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 (-8.3°C).
Average pressure in May
Rajamäki, Finland
- Average pressure in May: 1014.9mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).
Average wind speed in May
Rajamäki, Finland
- Average wind speed in May: 10km/h
The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in May
Rajamäki, Finland
- Average humidity in May: 67%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in May
Rajamäki, Finland
- Average rainfall in May: 29mm
The wettest month (with the highest rainfall) is December (44mm).
The driest month (with the least rainfall) is August (18mm).
Average rainfall days in May
Rajamäki, Finland
- Average rainfall days in May: 10.8 days
The month with the highest number of rainy days is November (13.5 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in May
Rajamäki, Finland
- Average snowfall in May: 27mm
The month with the highest snowfall is February (229mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Rajamäki, Finland
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is January (22.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Rajamäki, Finland
- Average daylight in May: 17h and 2min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in May
Rajamäki, Finland
- Average sunshine days in May: 18.5 days
The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in May
Rajamäki, 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
Rajamäki, Finland
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in May
Rajamäki, Finland
- Average visibility in May: 9km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
