December weather forecastVallersvik, Sweden
December
Weather in December
December, the first month of the winter in Vallersvik, is still a cold month, with temperature in the range of an average low of -0.8°C (30.6°F) and an average high of 1.9°C (35.4°F).Temperature
The onset of December results in a small decrease in the average high-temperature, moderately receding from an icy 5.5°C (41.9°F) in November to a still wintry 1.9°C (35.4°F). An average temperature of -0.8°C (30.6°F) is logged during the nights of December in Vallersvik, a small step down from daytime highs.Humidity
The months with the highest humidity in Vallersvik, Sweden, are January, February, November and December, with an average relative humidity of 86%.Rainfall
In Vallersvik, in December, during 7.9 rainfall days, 14mm (0.55") of precipitation is typically accumulated. In Vallersvik, during the entire year, the rain falls for 98.4 days and collects up to 140mm (5.51") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Vallersvik, during December, snow falls for 9.1 days and regularly aggregates up to 23mm (0.91") of snow. Throughout the year, there are 42.5 snowfall days, and 107mm (4.21") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 6h and 12min of daylight.On the first day of December, sunrise is at 08:17 and sunset at 14:52. On the last day of the month, sunrise is at 08:43 and sunset at 14:54 CET.
Sunshine
The month with the least sunshine in Vallersvik is December, with an average of 2.5h of sunshine.UV index
In Vallersvik, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Vallersvik, Sweden
- Average high temperature in December: 1.9°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in December: -0.8°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).
Average pressure in December
Vallersvik, Sweden
- Average pressure in December: 1007.8mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in December
Vallersvik, Sweden
- Average wind speed in December: 21.8km/h
The windiest month (with the highest average wind speed) is December (21.8km/h).
The calmest month (with the lowest average wind speed) is July (14.2km/h).
Average humidity in December
Vallersvik, Sweden
- Average humidity in December: 86%
The months with the highest relative humidity are January, February, November and December (86%).
The month with the lowest relative humidity is May (74%).
Average rainfall in December
Vallersvik, Sweden
- Average rainfall in December: 14mm
The wettest month (with the highest rainfall) is July (18mm).
The driest month (with the least rainfall) is April (5mm).
Average rainfall days in December
Vallersvik, Sweden
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is July (11.1 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in December
Vallersvik, Sweden
- Average snowfall in December: 23mm
The month with the highest snowfall is February (32mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Vallersvik, Sweden
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vallersvik, Sweden
- Average daylight in December: 6h and 12min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 2h and 30min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Vallersvik, Sweden
- Average sunshine days in December: 14.6 days
The month with the most sunshine days is April (20.8 days).
The month with the least sunshine days is December (14.6 days).
Average UV index in December
Vallersvik, Sweden
- 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 and February (UV index 1).
Average cloud cover in December
Vallersvik, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Vallersvik, Sweden
- 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).





