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
Persön's December weather shows a modest shift in high-temperatures, falling from November's icy 1.5°C (34.7°F) to a freezing cold -2.1°C (28.2°F). December nights reveal a minor deviation from daytime highs, with a mean low-temperature of -5.7°C (21.7°F).Humidity
In Persön, the average relative humidity in December is 89%.Rainfall
December is the month with the most rainfall. Rain falls for 6.3 days and accumulates 46mm (1.81") of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall in Persön is December, when snow falls for 15 days and typically aggregates up to 178mm (7.01") of snow.Daylight
The month with the shortest days in Persön is December, with an average of 3h and 24min of daylight.On the first day of the month, sunrise is at 09:14 and sunset at 13:26. On the last day of December, in Persön, sunrise is at 09:53 and sunset at 13:15 CET.
Sunshine
The month with the least sunshine is December, with an average of 1.3h of sunshine.UV index
January through March, 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 low threat to health from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Persön?
What is the average humidity in December in Persön?
What is the wettest month in Persön?
How many days does it rain in December in Persön?
What is the snowiest month in Persön?
How many days does it snow in December in Persön?
What is the month with the shortest days in Persön?
How many hours of daylight does Persön have in December?
When is the sunrise / sunset in December in Persön?
What is the month with the least sunshine in Persön?
How many hours of sunshine does Persön have in December?
What is the month with the lowest UV index in Persön?
What is the UV index reading in December in Persön?
Average temperature in December
Persön, Sweden
- Average high temperature in December: -2.1°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-5.7°C).
- Average low temperature in December: -5.7°C
The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is February (-10.6°C).
Average pressure in December
Persön, Sweden
- Average pressure in December: 1004.8mbar
The month with the highest atmospheric pressure is May (1014mbar).
The month with the lowest atmospheric pressure is December (1004.8mbar).
Average wind speed in December
Persön, Sweden
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is April (13km/h).
Average humidity in December
Persön, Sweden
- Average humidity in December: 89%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (70%).
Average rainfall in December
Persön, Sweden
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Persön, Sweden
- Average rainfall days in December: 6.3 days
The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Persön, Sweden
- Average snowfall in December: 178mm
The month with the highest snowfall is December (178mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Persön, Sweden
- Average snowfall days in December: 15 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Persön, Sweden
- Average daylight in December: 3h and 2min
The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 24min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 18min).
Average sunshine days in December
Persön, Sweden
- Average sunshine days in December: 11.6 days
The months with the most sunshine days are June and October (16.5 days).
The month with the least sunshine days is December (11.6 days).
Average UV index in December
Persön, 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, November and December (UV index 1).
Average cloud cover in December
Persön, Sweden
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in December
Persön, Sweden
- Average visibility in December: 8km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March and April (7km).
