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
Weather in December
Temperature
The transition to December results in a modest reduction in average high-temperature, moving from a wintry 1.8°C (35.2°F) in November to a subzero cold -1.2°C (29.8°F). Night temperatures in December in Kasa exhibit a subtle decrease, settling at an average of -4.5°C (23.9°F).Humidity
In December, the average relative humidity is 89%.Rainfall
The month with the most rainfall in Kasa is December, when the rain falls for 7.5 days and typically aggregates up to 43mm (1.69") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Kasa, Sweden, in December, snow falls for 16.3 days, with typically accumulated 178mm (7.01") of snow. In Kasa, during the entire year, snow falls for 85.1 days and aggregates up to 868mm (34.17") of snow.Daylight
December has the shortest days of the year, with an average of 4h and 48min of daylight.On the first day of December, sunrise is at 08:52 and sunset at 14:13. On the last day of the month, sunrise is at 09:23 and sunset at 14:10 CET.
Sunshine
With an average of 1.5h of sunshine, December has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A hat with a broad brim is indispensable, filtering out up to half of UV rays. 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 it in December?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Kasa, Sweden
- Average high temperature in December: -1.2°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in December: -4.5°C
The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-7.5°C).
Average pressure in December
Kasa, Sweden
- Average pressure in December: 1005.5mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1005.5mbar).
Average wind speed in December
Kasa, Sweden
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in December
Kasa, Sweden
- Average humidity in December: 89%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is June (68%).
Average rainfall in December
Kasa, Sweden
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Kasa, Sweden
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is August (15 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Kasa, Sweden
- Average snowfall in December: 178mm
The month with the highest snowfall is January (191mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kasa, Sweden
- Average snowfall days in December: 16.3 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kasa, Sweden
- Average daylight in December: 4h and 5min
The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).
- Average sunshine in December: 1h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in December
Kasa, Sweden
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is June (16.8 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in December
Kasa, Sweden
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Kasa, Sweden
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Kasa, Sweden
- Average visibility in December: 8km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (7km).
Kasa, Sweden
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