December weather forecastLeirvik, Norway
December
Weather in December
The first month of the winter, December, is also a wintry month in Leirvik, Norway, with temperature in the range of an average low of 3.5°C (38.3°F) and an average high of 5.7°C (42.3°F).Temperature
In December, the average high-temperature registers at an icy 5.7°C (42.3°F), nearly identical to November's 7.8°C (46°F). Leirvik's nighttime temperature in December consistently rests at a still cold 3.5°C (38.3°F).Humidity
The average relative humidity in December is 78%.Rainfall
In Leirvik, in December, it is raining for 21.8 days, with typically 155mm (6.1") of accumulated precipitation. Throughout the year, in Leirvik, there are 220.1 rainfall days, and 1290mm (50.79") of precipitation is accumulated.Snowfall
Months with snowfall in Leirvik are January through May, October through December. In Leirvik, in December, snow falls for 4 days, with typically accumulated 42mm (1.65") of snow. Throughout the year, there are 22 snowfall days, and 213mm (8.39") of snow is accumulated.Sea temperature
In December, the average sea temperature is 8.2°C (46.8°F).Note: While a brief time in 8.2°C (46.8°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.
Daylight
With an average of 6h and 6min of daylight, December has the shortest days of the year in Leirvik.On the first day of the month, sunrise is at 09:12 and sunset at 15:42. On the last day of December, in Leirvik, Norway, sunrise is at 09:38 and sunset at 15:44 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.2h of sunshine.UV index
In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Leirvik, Norway
- Average high temperature in December: 5.7°C
The warmest month (with the highest average high temperature) is August (16.5°C).
The month with the lowest average high temperature is February (4.1°C).
- Average low temperature in December: 3.5°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 (2.1°C).
Average pressure in December
Leirvik, Norway
- Average pressure in December: 1006.3mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1006.3mbar).
Average wind speed in December
Leirvik, Norway
- Average wind speed in December: 26.1km/h
The windiest month (with the highest average wind speed) is January (26.7km/h).
The calmest months (with the lowest average wind speed) are June and July (17.5km/h).
Average humidity in December
Leirvik, Norway
- Average humidity in December: 78%
The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are May, October and November (76%).
Average rainfall in December
Leirvik, Norway
- Average rainfall in December: 155mm
The wettest month (with the highest rainfall) is October (158mm).
The driest month (with the least rainfall) is April (58mm).
Average rainfall days in December
Leirvik, Norway
- Average rainfall days in December: 21.8 days
The month with the highest number of rainy days is December (21.8 days).
The month with the least rainy days is June (14.6 days).
Average snowfall in December
Leirvik, Norway
- Average snowfall in December: 42mm
The month with the highest snowfall is January (62mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Leirvik, Norway
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Leirvik, Norway
- Average sea temperature in December: 8.2°C
The best month for swimming (with the highest average sea temperature) is August (16.1°C).
The coldest month (with the lowest average sea temperature) is March (4.8°C).
Average daylight in December /
Average sunshine in December
Leirvik, Norway
- Average daylight in December: 6h and 6min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in December: 2h and 12min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 12min).
Average sunshine days in December
Leirvik, Norway
- Average sunshine days in December: 6.2 days
The month with the most sunshine days is June (13.7 days).
The month with the least sunshine days is December (6.2 days).
Average UV index in December
Leirvik, Norway
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Leirvik, Norway
- Average cloud cover in December: 69
The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is May (Cloud cover 47).
Average visibility in December
Leirvik, Norway
- Average visibility in December: 9km
The months with the highest visibility are May, June, August and September (10km).
The months with the lowest visibility are January, February, March, April, July, October, November and December (9km).





