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 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 is marked by a subtle drop in average high-temperatures, transitioning from a chilly 6.8°C (44.2°F) in November to an icy 3.5°C (38.3°F). Vallda encounters an average temperature dip to a still wintry 0.9°C (33.6°F) throughout December, subtly lower than its daytime maximum.Humidity
January, February and December, with an average relative humidity of 86%, are the most humid months in Vallda.Rainfall
In Vallda, in December, it is raining for 16.1 days, with typically 51mm (2.01") of accumulated precipitation. In Vallda, during the entire year, the rain falls for 175.7 days and collects up to 549mm (21.61") of precipitation.Snowfall
January through May, October through December are months with snowfall in Vallda. In Vallda, in December, during 4.5 snowfall days, 29mm (1.14") of snow is typically accumulated. Throughout the year, there are 24.3 snowfall days, and 141mm (5.55") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 6h and 42min of daylight.On the first day of the month, sunrise is at 08:29 and sunset at 15:33. On the last day of December, sunrise is at 08:53 and sunset at 15:37 CET.
Sunshine
In Vallda, Sweden, the average sunshine in December is 3.6h.UV index
The average daily maximum UV index in December in Vallda, Sweden, is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. When the Sun is at its strongest around midday, find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Vallda?
What are the most humid months in Vallda?
What is the average humidity in December in Vallda?
How much does it rain in Vallda in December?
How much does it snow in Vallda in December?
What is the month with the shortest days in Vallda?
How many hours of daylight does Vallda have in December?
What time are sunrise and sunset in December in Vallda?
How long on average sun shines in December in Vallda?
What is the UV index reading in December in Vallda?
Average temperature in December
Vallda, Sweden
- Average high temperature in December: 3.5°C
The warmest month (with the highest average high temperature) is July (19.5°C).
The month with the lowest average high temperature is February (1.7°C).
- Average low temperature in December: 0.9°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is February (-1.4°C).
Average pressure in December
Vallda, Sweden
- Average pressure in December: 1009mbar
The month with the highest atmospheric pressure is April (1014.8mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in December
Vallda, Sweden
- Average wind speed in December: 22.1km/h
The windiest month (with the highest average wind speed) is December (22.1km/h).
The calmest month (with the lowest average wind speed) is June (15.9km/h).
Average humidity in December
Vallda, Sweden
- Average humidity in December: 86%
The months with the highest relative humidity are January, February and December (86%).
The months with the lowest relative humidity are April and May (74%).
Average rainfall in December
Vallda, Sweden
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is August (68mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Vallda, Sweden
- Average rainfall days in December: 16.1 days
The month with the highest number of rainy days is August (19.5 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in December
Vallda, Sweden
- Average snowfall in December: 29mm
The month with the highest snowfall is February (42mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Vallda, Sweden
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vallda, Sweden
- Average daylight in December: 6h and 4min
The month with the longest days is June (Average daylight: 17h and 54min).
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: 10h and 42min).
The months with the least sunshine are February and November (Average sunshine: 3h and 24min).
Average sunshine days in December
Vallda, Sweden
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is April (16.3 days).
The month with the least sunshine days is August (9.5 days).
Average UV index in December
Vallda, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Vallda, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is November (Cloud cover 66).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in December
Vallda, Sweden
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
