Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December brings a slight decrease in temperature, down from a chilly 6.4°C (43.5°F) in November to a wintry 2.7°C (36.9°F). Night temperatures in December exhibit a subtle decrease, settling at an average of 0.2°C (32.4°F).Humidity
In Västervik, the average relative humidity in December is 85%.Rainfall
In Västervik, in December, it is raining for 9 days, with typically 24mm (0.94") of accumulated precipitation. In Västervik, during the entire year, the rain falls for 122.5 days and collects up to 281mm (11.06") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Västervik, during December, snow falls for 8.2 days and regularly aggregates up to 62mm (2.44") of snow. Throughout the year, there are 41.4 snowfall days, and 240mm (9.45") of snow is accumulated.Sea temperature
In Västervik, in December, the average water temperature is 4.6°C (40.3°F).Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.
Daylight
The month with the shortest days is December, with an average of 6h and 42min of daylight.On the first day of December in Västervik, Sweden, sunrise is at 08:12 and sunset at 15:12. On the last day of the month, sunrise is at 08:36 and sunset at 15:16 CET.
Sunshine
In December, the average sunshine is 3.7h.UV index
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the sea temperature in December?
What is the month with the shortest days?
How many hours of daylight does Västervik have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the UV index reading in December?
Average temperature in December
Västervik, Sweden
- Average high temperature in December: 2.7°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (1.2°C).
- Average low temperature in December: 0.2°C
The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is February (-1.4°C).
Average pressure in December
Västervik, Sweden
- Average pressure in December: 1009.3mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in December
Västervik, Sweden
- Average wind speed in December: 20.9km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is May (14.6km/h).
Average humidity in December
Västervik, Sweden
- Average humidity in December: 85%
The months with the highest relative humidity are February and November (86%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in December
Västervik, Sweden
- Average rainfall in December: 24mm
The wettest month (with the highest rainfall) is July (37mm).
The driest month (with the least rainfall) is April (9mm).
Average rainfall days in December
Västervik, Sweden
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in December
Västervik, Sweden
- Average snowfall in December: 62mm
The month with the highest snowfall is February (67mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Västervik, Sweden
- Average snowfall days in December: 8.2 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 sea temperature in December
Västervik, Sweden
- Average sea temperature in December: 4.6°C
The best month for swimming (with the highest average sea temperature) is August (18.8°C).
The coldest month (with the lowest average sea temperature) is March (1.7°C).
Average daylight in December /
Average sunshine in December
Västervik, Sweden
- Average daylight in December: 6h and 4min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Västervik, Sweden
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is April (18.2 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in December
Västervik, Sweden
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Västervik, Sweden
- Average cloud cover in December: 63
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Västervik, 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).
