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 sees a slight reduction in average high-temperature, with a shift from an icy 2°C (35.6°F) in November to a subzero cold -1.7°C (28.9°F). December nights in Dala-Järna, Sweden, reveal a minor deviation from daytime highs, with a mean low-temperature of -5.5°C (22.1°F).Humidity
In December, the average relative humidity in Dala-Järna is 90%.Rainfall
In Dala-Järna, Sweden, during December, the rain falls for 3.6 days and regularly aggregates up to 14mm (0.55") of precipitation. Throughout the year, there are 101.3 rainfall days, and 214mm (8.43") of precipitation is accumulated.Snowfall
Months with snowfall in Dala-Järna, Sweden, are January through May, October through December. The month with the most snowfall is December, when snow falls for 12.7 days and typically aggregates up to 77mm (3.03") of snow.Daylight
The month with the shortest days in Dala-Järna, Sweden, is December, with an average of 5h and 54min of daylight.On the first day of the month, sunrise is at 08:43 and sunset at 15:00. On the last day of December, sunrise is at 09:10 and sunset at 15:01 CET.
Sunshine
The month with the least sunshine is December, with an average of 1.7h of sunshine.UV index
The months with the lowest UV index in Dala-Järna are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 1 in December translates into these instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. 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 Dala-Järna in December?
What is the average humidity in December in Dala-Järna?
How many days does it rain in December in Dala-Järna?
When does it snow the most in Dala-Järna?
How many days does it snow in December in Dala-Järna?
What is the month with the shortest days in Dala-Järna?
What is the average length of the day in December in Dala-Järna?
When are sunrise and sunset in December in Dala-Järna?
What is the month with the least sunshine in Dala-Järna?
How long on average sun shines in December in Dala-Järna?
When is the lowest UV index in Dala-Järna?
How high is the UV index in December in Dala-Järna?
Average temperature in December
Dala-Järna, Sweden
- Average high temperature in December: -1.7°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (-3.1°C).
- Average low temperature in December: -5.5°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-7.4°C).
Average pressure in December
Dala-Järna, Sweden
- Average pressure in December: 1007.4mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).
Average wind speed in December
Dala-Järna, Sweden
- Average wind speed in December: 11.4km/h
The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest months (with the lowest average wind speed) are July and August (9.6km/h).
Average humidity in December
Dala-Järna, Sweden
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (68%).
Average rainfall in December
Dala-Järna, Sweden
- Average rainfall in December: 14mm
The wettest month (with the highest rainfall) is July (33mm).
The driest month (with the least rainfall) is January (10mm).
Average rainfall days in December
Dala-Järna, Sweden
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Dala-Järna, Sweden
- Average snowfall in December: 77mm
The month with the highest snowfall is December (77mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Dala-Järna, Sweden
- Average snowfall days in December: 12.7 days
The month with the highest number of snowfall days is February (13 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Dala-Järna, Sweden
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in December: 1h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in December
Dala-Järna, Sweden
- Average sunshine days in December: 16 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is July (13.7 days).
Average UV index in December
Dala-Järna, Sweden
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Dala-Järna, Sweden
- Average cloud cover in December: 67
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is June (Cloud cover 49).
Average visibility in December
Dala-Järna, Sweden
- Average visibility in December: 7km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (6km).
