May weather forecast
Rantsila, Finland

May

Weather in May

The last month of the spring, May, is a cool month in Rantsila, Finland, with an average temperature fluctuating between 4.2°C (39.6°F) and 11.1°C (52°F).

Temperature

Rantsila, Finland, sees an increase in average high-temperatures during May, moving from a wintry 3.4°C (38.1°F) in April to a cool 11.1°C (52°F). During May nights, Rantsila records an average temperature of 4.2°C (39.6°F).

Humidity

In Rantsila, Finland, the average relative humidity in May is 71%.

Rainfall

In Rantsila, in May, it is raining for 11.8 days, with typically 31mm (1.22") of accumulated precipitation. In Rantsila, during the entire year, the rain falls for 117.3 days and collects up to 434mm (17.09") of precipitation.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows in Rantsila. During 1.5 snowfall days, in May, Rantsila aggregates 23mm (0.91") of snow. In Rantsila, Finland, during the entire year, snow falls for 107.1 days and aggregates up to 1131mm (44.53") of snow.

Daylight

The average length of the day in May in Rantsila is 18h and 38min.
On the first day of May, sunrise is at 04:44 and sunset at 21:44. On the last day of the month, sunrise is at 03:06 and sunset at 23:24 EEST.

Sunshine

In May, the average sunshine in Rantsila is 10.1h.

UV index

In Rantsila, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 3 in May translates into the following instructions:
Exercise prevention - Warding off sunburn is urged. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What are May temperatures in Rantsila?
An average high-temperature, in May, in Rantsila, is 11.1°C (52°F) and the average low-temperature is 4.2°C (39.6°F).
What is the average humidity in May in Rantsila?
The average relative humidity in May is 71%.
How many days does it rain in May in Rantsila?
In Rantsila, in May, it is raining for 11.8 days, with typically 31mm (1.22") of accumulated precipitation.
What is the last month it snows in Rantsila?
May is the last month it regularly snows. During 1.5 snowfall days, in May, Rantsila aggregates 23mm (0.91") of snow.
What is the average length of the day in May in Rantsila?
In Rantsila, Finland, the average day length in May is 18h and 38min.
When is the sunrise / sunset in May in Rantsila?
On the first day of May in Rantsila, sunrise is at 04:44 and sunset at 21:44. On the last day of the month, sunrise is at 03:06 and sunset at 23:24 EEST.
How many hours of sunshine does Rantsila have in May?
In Rantsila, Finland, the average sunshine duration in May is 10.1h.
What is the UV index intensity in May in Rantsila?
In Rantsila, Finland, the average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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 - Rantsila, Finland
Average temperature in May
Rantsila, 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 - Rantsila, Finland
Average pressure in May
Rantsila, 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 - Rantsila, Finland
Average wind speed in May
Rantsila, 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 - Rantsila, Finland
Average humidity in May
Rantsila, 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 - Rantsila, Finland
Average rainfall in May
Rantsila, 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 - Rantsila, Finland
Average rainfall days in May
Rantsila, 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 - Rantsila, Finland
Average snowfall in May
Rantsila, 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 - Rantsila, Finland
Average snowfall days in May
Rantsila, 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 - Rantsila, Finland
Average daylight in May /
Average sunshine in May
Rantsila, Finland
  • Average daylight in May: 18h and 4min

The month with the longest days is June (Average daylight: 21h and 12min).
The month with the shortest days is December (Average daylight: 4h and 12min).

  • 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 - Rantsila, Finland
Average sunshine days in May
Rantsila, 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 - Rantsila, Finland
Average UV index in May
Rantsila, 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 - Rantsila, Finland
Average cloud cover in May
Rantsila, 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 - Rantsila, Finland
Average visibility in May
Rantsila, 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).

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