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
The transition into December reveals an average high-temperature of a still subzero cold -4.6°C (23.7°F), mirroring a close resemblance to November. In December, Jörn's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of -9.2°C (15.4°F).Humidity
In December, the average relative humidity is 94%.Rainfall
In December, the rain falls for 3.7 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 103.2 rainfall days, and 380mm (14.96") of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. The month with the most snowfall in Jörn is December, when snow falls for 18 days and typically aggregates up to 265mm (10.43") of snow.Daylight
The month with the shortest days is December, with an average of 3h and 54min of daylight.On the first day of December, sunrise is at 09:12 and sunset at 13:46. On the last day of the month, sunrise is at 09:47 and sunset at 13:38 CET.
Sunshine
The month with the least sunshine is December, with an average of 1.4h of sunshine.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 1 during December, leads to the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Jörn?
What is the average humidity in December?
How much does it rain in December?
What is the snowiest month?
How many days does it snow in December in Jörn?
What is the month with the shortest days?
How many hours of daylight does Jörn have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine in Jörn?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December in Jörn?
Average temperature in December
Jörn, Sweden
- Average high temperature in December: -4.6°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (-7°C).
- Average low temperature in December: -9.2°C
The month with the highest average low temperature is July (10.2°C).
The coldest month (with the lowest average low temperature) is February (-12.6°C).
Average pressure in December
Jörn, Sweden
- Average pressure in December: 1005.2mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.2mbar).
Average wind speed in December
Jörn, Sweden
- Average wind speed in December: 11km/h
The windiest month (with the highest average wind speed) is March (11.5km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in December
Jörn, Sweden
- Average humidity in December: 94%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (64%).
Average rainfall in December
Jörn, Sweden
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Jörn, Sweden
- Average rainfall days in December: 3.7 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in December
Jörn, Sweden
- Average snowfall in December: 265mm
The month with the highest snowfall is December (265mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Jörn, Sweden
- Average snowfall days in December: 18 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Jörn, Sweden
- Average daylight in December: 3h and 5min
The month with the longest days is June (Average daylight: 21h and 42min).
The month with the shortest days is December (Average daylight: 3h and 54min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in December
Jörn, Sweden
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is March (10.7 days).
Average UV index in December
Jörn, 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, March, October, November and December (UV index 1).
Average cloud cover in December
Jörn, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 45).
Average visibility in December
Jörn, Sweden
- Average visibility in December: 6km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and February (5km).
