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 characterized by a mild reduction in the average high-temperature, from 5°C (41°F) in November to a still wintry 1.5°C (34.7°F). During December's nights, Jakobsberg notes a minor temperature decline, reaching an average of -2.1°C (28.2°F).Humidity
The months with the highest humidity in Jakobsberg are January, February and December, with an average relative humidity of 88%.Rainfall
In Jakobsberg, during December, the rain falls for 8 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, there are 133.7 rainfall days, and 340mm (13.39") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 9.4 days. Throughout December, 63mm (2.48") of snow is accumulated. In Jakobsberg, during the entire year, snow falls for 45.6 days and aggregates up to 310mm (12.2") of snow.Daylight
December has the shortest days of the year in Jakobsberg, with an average of 6h and 12min of daylight.On the first day of December, sunrise is at 08:19 and sunset at 14:55. On the last day of the month, sunrise is at 08:45 and sunset at 14:57 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.5h of sunshine.UV index
In Jakobsberg, the average daily maximum UV index in December is 2. A UV Index reading 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 in December translates into these instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Jakobsberg?
What is the most humid month in Jakobsberg?
What is the average humidity in December in Jakobsberg?
How much does it rain in Jakobsberg in December?
How many days does it snow in December in Jakobsberg?
What is the month with the shortest days in Jakobsberg?
What is the average length of the day in December in Jakobsberg?
When is the sunrise / sunset in December in Jakobsberg?
What is the month with the least sunshine in Jakobsberg?
How many hours of sunshine does Jakobsberg have in December?
How high is the UV index in December in Jakobsberg?
Average temperature in December
Jakobsberg, Sweden
- Average high temperature in December: 1.5°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in December: -2.1°C
The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).
Average pressure in December
Jakobsberg, Sweden
- Average pressure in December: 1007.8mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in December
Jakobsberg, Sweden
- Average wind speed in December: 18km/h
The windiest month (with the highest average wind speed) is December (18km/h).
The calmest months (with the lowest average wind speed) are July and August (12.3km/h).
Average humidity in December
Jakobsberg, Sweden
- Average humidity in December: 88%
The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is May (72%).
Average rainfall in December
Jakobsberg, Sweden
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Jakobsberg, Sweden
- Average rainfall days in December: 8 days
The months with the highest number of rainy days are July and August (15.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Jakobsberg, Sweden
- Average snowfall in December: 63mm
The month with the highest snowfall is February (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Jakobsberg, Sweden
- Average snowfall days in December: 9.4 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jakobsberg, Sweden
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 2h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Jakobsberg, Sweden
- Average sunshine days in December: 13 days
The month with the most sunshine days is May (17.9 days).
The months with the least sunshine days are July and November (12.5 days).
Average UV index in December
Jakobsberg, 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
Jakobsberg, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in December
Jakobsberg, Sweden
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
