May weather forecast
Lumijoki, Finland

May

Weather in May

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

Temperature

Noticing a change, the average high-temperature during May moves from April's cold 3.4°C (38.1°F) to a fresh 11.1°C (52°F). Lumijoki, during the nights of May, experiences an average temperature drop to a cold 4.2°C (39.6°F).

Humidity

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

Rainfall

In Lumijoki, in May, during 11.8 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, in Lumijoki, there are 117.3 rainfall days, and 434mm (17.09") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows in Lumijoki. During 1.5 snowfall days, in May, Lumijoki aggregates 23mm (0.91") of snow. In Lumijoki, 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 Lumijoki is 18h and 46min.
On the first day of the month, sunrise is at 04:43 and sunset at 21:49. On the last day of May, in Lumijoki, sunrise is at 03:01 and sunset at 23:32 EEST.

Sunshine

The average sunshine in May is 10.1h.

UV index

In May, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 3 in May translates into the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the usual temperature for Lumijoki in May?
In Lumijoki, 11.1°C (52°F) is the average high-temperature and 4.2°C (39.6°F) is the average low-temperature during May.
What is the average humidity in May in Lumijoki?
In Lumijoki, the average relative humidity in May is 71%.
How many days does it rain in May in Lumijoki?
In Lumijoki, Finland, in May, during 11.8 rainfall days, 31mm (1.22") of precipitation is typically accumulated.
What is the last month it snows in Lumijoki?
May is the last month it regularly snows. During 1.5 snowfall days, in May, Lumijoki aggregates 23mm (0.91") of snow.
What is the average length of the day in May in Lumijoki?
In May, the average day length in Lumijoki, Finland, is 18h and 46min.
When is the sunrise / sunset in May in Lumijoki?
On the first day of May in Lumijoki, Finland, sunrise is at 04:43 and sunset at 21:49. On the last day of the month, sunrise is at 03:01 and sunset at 23:32 EEST.
How many hours of sunshine does Lumijoki have in May?
In May, the average sunshine duration in Lumijoki is 10.1h.
What is the UV index intensity in May in Lumijoki?
The average daily maximum UV index in May in Lumijoki is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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 - Lumijoki, Finland
Average temperature in May
Lumijoki, 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 - Lumijoki, Finland
Average pressure in May
Lumijoki, 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 - Lumijoki, Finland
Average wind speed in May
Lumijoki, 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 - Lumijoki, Finland
Average humidity in May
Lumijoki, 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 - Lumijoki, Finland
Average rainfall in May
Lumijoki, 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 - Lumijoki, Finland
Average rainfall days in May
Lumijoki, 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 - Lumijoki, Finland
Average snowfall in May
Lumijoki, 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 - Lumijoki, Finland
Average snowfall days in May
Lumijoki, 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 - Lumijoki, Finland
Average daylight in May /
Average sunshine in May
Lumijoki, Finland
  • Average daylight in May: 18h and 5min

The month with the longest days is June (Average daylight: 21h and 30min).
The month with the shortest days is December (Average daylight: 4h and 0min).

  • 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 - Lumijoki, Finland
Average sunshine days in May
Lumijoki, 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 - Lumijoki, Finland
Average UV index in May
Lumijoki, 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 - Lumijoki, Finland
Average cloud cover in May
Lumijoki, 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 - Lumijoki, Finland
Average visibility in May
Lumijoki, 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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