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
A minor decrease in the average high-temperature is observed during December, shifting from an icy 4.9°C (40.8°F) in November to a still wintry 0.8°C (33.4°F). During the nights of December, the average low-temperature holds at a freezing cold -2.5°C (27.5°F).Humidity
January, February and December, with an average relative humidity of 89%, are the most humid months.Rainfall
In Kättsta, in December, during 8.6 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Kättsta, during the entire year, the rain falls for 148 days and collects up to 405mm (15.94") of precipitation.Snowfall
Months with snowfall in Kättsta are January through May, October through December. In Kättsta, in December, during 12.3 snowfall days, 105mm (4.13") of snow is typically accumulated. In Kättsta, during the entire year, snow falls for 61.2 days and aggregates up to 510mm (20.08") of snow.Daylight
With an average of 6h and 6min of daylight, December has the shortest days of the year in Kättsta.On the first day of December, sunrise is at 08:21 and sunset at 14:53. On the last day of the month, sunrise is at 08:47 and sunset at 14:55 CET.
Sunshine
December has the least sunshine of the year in Kättsta, with an average of 2.5h of sunshine.UV index
In Kättsta, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December translates into the following guidance:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Kättsta in December?
What is the most humid month in Kättsta?
What is the average humidity in December in Kättsta?
How much does it rain in Kättsta in December?
How many days does it snow in December in Kättsta?
What is the month with the shortest days in Kättsta?
What is the average length of the day in December in Kättsta?
When are sunrise and sunset in December in Kättsta?
What is the month with the least sunshine in Kättsta?
How long on average sun shines in December in Kättsta?
What is the UV index reading in December in Kättsta?
Average temperature in December
Kättsta, Sweden
- Average high temperature in December: 0.8°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in December: -2.5°C
The month with the highest average low temperature is July (12.8°C).
The coldest months (with the lowest average low temperature) are January and February (-4.1°C).
Average pressure in December
Kättsta, Sweden
- Average pressure in December: 1007.6mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in December
Kättsta, Sweden
- Average wind speed in December: 15.9km/h
The windiest month (with the highest average wind speed) is December (15.9km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in December
Kättsta, Sweden
- Average humidity in December: 89%
The months with the highest relative humidity are January, February and December (89%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Kättsta, Sweden
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Kättsta, Sweden
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in December
Kättsta, Sweden
- Average snowfall in December: 105mm
The month with the highest snowfall is February (118mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kättsta, Sweden
- Average snowfall days in December: 12.3 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kättsta, Sweden
- Average daylight in December: 6h and 1min
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 3min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Kättsta, Sweden
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is October (14.9 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in December
Kättsta, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Kättsta, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Kättsta, Sweden
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, November and December (8km).
