December weather forecastRisor, Norway

December

Weather in December

December, the first month of the winter in Risor, is also a wintry month, with an average temperature fluctuating between 0.6°C (33.1°F) and 3.1°C (37.6°F).

Temperature

With the arrival of December, Risor's average high-temperature registers at a wintry 3.1°C (37.6°F), indicating a subtle variation from the previous month. During the nights of December, the average low-temperature in Risor holds at 0.6°C (33.1°F).

Humidity

The average relative humidity in December is 81%.

Rainfall

The months with the most rainfall are November and December, with an average 33mm (1.3") of precipitation.

Snowfall

January through April, October through December are months with snowfall in Risor. In Risor, during December, snow falls for 5.5 days and regularly aggregates up to 34mm (1.34") of snow. Throughout the year, there are 30.9 snowfall days, and 177mm (6.97") of snow is accumulated.

Sea temperature

In Risor, Norway, the average seawater temperature in December is 6.6°C (43.9°F).
Note: In 6.6°C (43.9°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).

Daylight

With an average of 6h and 24min of daylight, December has the shortest days of the year in Risor.
On the first day of the month, sunrise is at 08:48 and sunset at 15:35. On the last day of December, sunrise is at 09:14 and sunset at 15:38 CET.

Sunshine

The month with the least sunshine is December, with an average of 3.4h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 2 in December leads to these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To protect against the Sun's most potent rays, avoid direct exposure around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

In December, in Risor, the average high-temperature is 3.1°C (37.6°F), and the average low-temperature is 0.6°C (33.1°F).

In Risor, Norway, the average relative humidity in December is 81%.

The months with the most rainfall are November and December, with an average 33mm (1.3") of precipitation.

In Risor, Norway, in December, during 10.2 rainfall days, 33mm (1.3") of precipitation is typically accumulated.

In Risor, Norway, in December, during 5.5 snowfall days, 34mm (1.34") of snow is typically accumulated.

In Risor, Norway, the average seawater temperature in December is 6.6°C (43.9°F). Swimming in 6.6°C (43.9°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

The month with the shortest days in Risor, Norway, is December, with an average of 6h and 24min of daylight.

In December, the average day length in Risor, Norway, is 6h and 25min.

On the first day of December, sunrise is at 08:48 and sunset at 15:35. On the last day of the month, sunrise is at 09:14 and sunset at 15:38 CET.

The month with the least sunshine in Risor is December, with an average of 3.4h of sunshine.

The average sunshine duration in December in Risor, Norway, is 3.4h.

The months with the lowest UV index in Risor are January through March, November and December, with an average maximum UV index of 2.

The average daily maximum UV index in December in Risor is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Risor, Norway

  • Average high temperature in December: 3.1°C

The warmest month (with the highest average high temperature) is July (18.7°C).
The month with the lowest average high temperature is February (1.2°C).

  • Average low temperature in December: 0.6°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-1.8°C).

Average pressure in December
Risor, Norway

  • Average pressure in December: 1007.8mbar

The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in December
Risor, Norway

  • Average wind speed in December: 21.4km/h

The windiest month (with the highest average wind speed) is November (21.6km/h).
The calmest month (with the lowest average wind speed) is June (15.6km/h).

Average humidity in December
Risor, Norway

  • Average humidity in December: 81%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are May and June (71%).

Average rainfall in December
Risor, Norway

  • Average rainfall in December: 33mm

The wettest months (with the highest rainfall) are November and December (33mm).
The driest month (with the least rainfall) is April (10mm).

Average rainfall days in December
Risor, Norway

  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is November (12.4 days).
The month with the least rainy days is February (6.6 days).

Average snowfall in December
Risor, Norway

  • Average snowfall in December: 34mm

The month with the highest snowfall is January (50mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Risor, Norway

  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average sea temperature in December
Risor, Norway

  • Average sea temperature in December: 6.6°C

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (3.2°C).

Average daylight in December /
Average sunshine in December
Risor, Norway

  • Average daylight in December: 6h and 24min

The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).

  • Average sunshine in December: 3h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in December
Risor, Norway

  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is April (20.5 days).
The month with the least sunshine days is November (11.2 days).

Average UV index in December
Risor, Norway

  • Average UV index in December: 2

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 2).

Average cloud cover in December
Risor, Norway

  • Average cloud cover in December: 54

The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are June and July (Cloud cover 34).

Average visibility in December
Risor, Norway

  • Average visibility in December: 9km

The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).