May weather forecast
Raisio, Finland

May

Weather in May

May, the last month of the spring in Raisio, is a mild month, with temperature in the range of an average low of 6.7°C (44.1°F) and an average high of 13.2°C (55.8°F).

Temperature

Raisio sees an increase in average high-temperatures during May, moving from a chilly 6.8°C (44.2°F) in April to a mild 13.2°C (55.8°F). In Raisio, the nighttime temperature averages to a frosty 6.7°C (44.1°F) during May.

Humidity

May is the least humid month in Raisio, with an average relative humidity of 71%.

Rainfall

In Raisio, during May, the rain falls for 12 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, in Raisio, there are 133.7 rainfall days, and 390mm (15.35") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Raisio. During 0.8 snowfall days, in May, Raisio aggregates 13mm (0.51") of snow. In Raisio, during the entire year, snow falls for 60.5 days and aggregates up to 454mm (17.87") of snow.

Daylight

The average length of the day in May is 17h and 19min.
On the first day of May in Raisio, sunrise is at 05:24 and sunset at 21:32. On the last day of the month, sunrise is at 04:15 and sunset at 22:42 EEST.

Sunshine

The average sunshine in May is 10.2h.

UV index

In Raisio, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, an average UV index of 4 transforms into the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

What are the temperatures in Raisio in May?
The high-temperature, in May, in Raisio, records 13.2°C (55.8°F), while the low-temperature is 6.7°C (44.1°F).
What is the least humid month in Raisio?
May is the least humid month in Raisio, Finland, with an average relative humidity of 71%.
What is the average humidity in May in Raisio?
The average relative humidity in May in Raisio is 71%.
How many days does it rain in May in Raisio?
In Raisio, Finland, in May, during 12 rainfall days, 27mm (1.06") of precipitation is typically accumulated.
What is the last month it snows in Raisio?
May is the last month it regularly snows in Raisio, Finland. During 0.8 snowfall days, in May, Raisio aggregates 13mm (0.51") of snow.
What is the average length of the day in May in Raisio?
In Raisio, Finland, the average day length in May is 17h and 19min.
What time are sunrise and sunset in May in Raisio?
In May, on the first day of the month, sunrise is at 05:24 and sunset at 21:32. On the last day of the month, in Raisio, Finland, sunrise is at 04:15 and sunset at 22:42 EEST.
How long on average sun shines in May in Raisio?
In Raisio, Finland, the average sunshine duration in May is 10.2h.
What is the UV index reading in May in Raisio?
In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Raisio, Finland
Average temperature in May
Raisio, Finland
  • Average high temperature in May: 13.2°C

The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-1.9°C).

  • Average low temperature in May: 6.7°C

The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).

Average pressure in May - Raisio, Finland
Average pressure in May
Raisio, 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 (1007.6mbar).

Average wind speed in May - Raisio, Finland
Average wind speed in May
Raisio, Finland
  • Average wind speed in May: 14.4km/h

The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).

Average humidity in May - Raisio, Finland
Average humidity in May
Raisio, Finland
  • Average humidity in May: 71%

The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).

Average rainfall in May - Raisio, Finland
Average rainfall in May
Raisio, Finland
  • Average rainfall in May: 27mm

The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in May - Raisio, Finland
Average rainfall days in May
Raisio, Finland
  • Average rainfall days in May: 12 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).

Average snowfall in May - Raisio, Finland
Average snowfall in May
Raisio, Finland
  • Average snowfall in May: 13mm

The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Raisio, Finland
Average snowfall days in May
Raisio, Finland
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Raisio, Finland
Average daylight in May /
Average sunshine in May
Raisio, 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: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).

Average sunshine days in May - Raisio, Finland
Average sunshine days in May
Raisio, Finland
  • Average sunshine days in May: 17.2 days

The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).

Average UV index in May - Raisio, Finland
Average UV index in May
Raisio, Finland
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (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 - Raisio, Finland
Average cloud cover in May
Raisio, Finland
  • Average cloud cover in May: 40

The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in May - Raisio, Finland
Average visibility in May
Raisio, Finland
  • Average visibility in May: 10km

The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).

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