May weather forecast
Nellim, Finland

May

Weather in May

May brings further noticeable changes in Nellim's weather conditions as the spring fully takes hold. Natural landscapes shift towards greenery as snowfall is substantially reduced. The average length of the day is further extended with more sunlight illuminating the surroundings. May's weather primarily stands out due to its transition from snow-dominated climate to predominantly wet conditions. However, with an average of 75mm (2.95"), snowfall is not completely absent from the weather pattern.

Temperature

The onset of May brings a temperature shift, with the average high-temperature moving from a wintry 0.2°C (32.4°F) in April to a frosty 7°C (44.6°F). The average temperature in Nellim during May nights dips to an icy 1.3°C (34.3°F).

Humidity

The average relative humidity in May is 80%.

Rainfall

In Nellim, during May, the rain falls for 12.8 days and regularly aggregates up to 35mm (1.38") of precipitation. In Nellim, during the entire year, the rain falls for 115.3 days and collects up to 395mm (15.55") of precipitation.

Snowfall

Months with snowfall are January through June, September through December. In Nellim, Finland, in May, during 8.1 snowfall days, 75mm (2.95") of snow is typically accumulated. In Nellim, during the entire year, snow falls for 130.8 days and aggregates up to 1094mm (43.07") of snow.

Daylight

The average length of the day in May is 13h and 49min.

Sunshine

The average sunshine in May in Nellim is 4.4h.

UV index

The average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 3 in May converts into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

Is it cold during May?
In May, the average high-temperature and low-temperature are 7°C (44.6°F) and 1.3°C (34.3°F) respectively.
What is the average humidity in May?
The average relative humidity in May is 80%.
How much does it rain in May?
In Nellim, in May, during 12.8 rainfall days, 35mm (1.38") of precipitation is typically accumulated.
How many days does it snow in May?
In Nellim, in May, during 8.1 snowfall days, 75mm (2.95") of snow is typically accumulated.
How many hours of daylight does Nellim have in May?
The average day length in May is 13h and 49min.
How many hours of sunshine does Nellim have in May?
In Nellim, the average sunshine duration in May is 4.4h.
What is the UV index reading in May?
In May, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 - Nellim, Finland
Average temperature in May
Nellim, Finland
  • Average high temperature in May: 7°C

The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-8.5°C).

  • Average low temperature in May: 1.3°C

The month with the highest average low temperature is July (10.3°C).
The coldest month (with the lowest average low temperature) is January (-14°C).

Average pressure in May - Nellim, Finland
Average pressure in May
Nellim, Finland
  • Average pressure in May: 1014.6mbar

The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1004.2mbar).

Average wind speed in May - Nellim, Finland
Average wind speed in May
Nellim, Finland
  • Average wind speed in May: 14.1km/h

The windiest month (with the highest average wind speed) is March (16.2km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).

Average humidity in May - Nellim, Finland
Average humidity in May
Nellim, Finland
  • Average humidity in May: 80%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is June (67%).

Average rainfall in May - Nellim, Finland
Average rainfall in May
Nellim, Finland
  • Average rainfall in May: 35mm

The wettest months (with the highest rainfall) are June and July (48mm).
The driest month (with the least rainfall) is February (21mm).

Average rainfall days in May - Nellim, Finland
Average rainfall days in May
Nellim, Finland
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in May - Nellim, Finland
Average snowfall in May
Nellim, Finland
  • Average snowfall in May: 75mm

The month with the highest snowfall is January (166mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in May - Nellim, Finland
Average snowfall days in May
Nellim, Finland
  • Average snowfall days in May: 8.1 days

The month with the highest number of snowfall days is December (20.2 days).
The month with the least snowfall days is July (0 days).

Average daylight in May / Average sunshine in May - Nellim, Finland
Average daylight in May /
Average sunshine in May
Nellim, Finland
  • Average daylight in May: 13h and 5min

The month with the longest days is August (Average daylight: 17h and 42min).
The month with the shortest days is June (Average daylight: 0h and 0min).

  • Average sunshine in May: 4h and 2min

The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).

Average sunshine days in May - Nellim, Finland
Average sunshine days in May
Nellim, Finland
  • Average sunshine days in May: 10.1 days

The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is April (8.1 days).

Average UV index in May - Nellim, Finland
Average UV index in May
Nellim, Finland
  • Average UV index in May: 3

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

Average cloud cover in May - Nellim, Finland
Average cloud cover in May
Nellim, Finland
  • Average cloud cover in May: 66

The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 56).

Average visibility in May - Nellim, Finland
Average visibility in May
Nellim, Finland
  • Average visibility in May: 8km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, April and December (7km).

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