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 signals a slight drop in average high-temperature, sliding from November's -2.5°C (27.5°F) to a still subzero cold -5.7°C (21.7°F). Gråträsk's nighttime temperatures in December settle close to daytime highs at an average of -10.4°C (13.3°F).Humidity
The average relative humidity in December in Gråträsk is 94%.Rainfall
In December, in Gråträsk, Sweden, the rain falls for 4.2 days. Throughout December, 44mm (1.73") of precipitation is accumulated. Throughout the year, in Gråträsk, there are 114.3 rainfall days, and 470mm (18.5") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. The month with the most snowfall is December, when snow falls for 20.6 days and typically aggregates up to 327mm (12.87") of snow.Daylight
With an average of 3h and 36min of daylight, December has the shortest days of the year in Gråträsk.On the first day of December in Gråträsk, Sweden, sunrise is at 09:19 and sunset at 13:40. On the last day of the month, sunrise is at 09:57 and sunset at 13:30 CET.
Sunshine
The month with the least sunshine in Gråträsk is December, with an average of 1.3h of sunshine.UV index
The months with the lowest UV index in Gråträsk, Sweden, are January through April, October through December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 1 in December transforms into this advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Gråträsk?
What is the average humidity in December in Gråträsk?
How much does it rain in Gråträsk in December?
What is the snowiest month in Gråträsk?
How many days does it snow in December in Gråträsk?
What is the month with the shortest days in Gråträsk?
How many hours of daylight does Gråträsk have in December?
When are sunrise and sunset in December in Gråträsk?
What is the month with the least sunshine in Gråträsk?
How long on average sun shines in December in Gråträsk?
What are the months with the lowest UV index in Gråträsk?
What is the UV index intensity in December in Gråträsk?
Average temperature in December
Gråträsk, Sweden
- Average high temperature in December: -5.7°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (-8°C).
- Average low temperature in December: -10.4°C
The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is January (-13.4°C).
Average pressure in December
Gråträsk, Sweden
- Average pressure in December: 1005.1mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.1mbar).
Average wind speed in December
Gråträsk, Sweden
- Average wind speed in December: 11.6km/h
The windiest month (with the highest average wind speed) is March (12.4km/h).
The calmest months (with the lowest average wind speed) are July and August (10km/h).
Average humidity in December
Gråträsk, 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
Gråträsk, Sweden
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is July (63mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Gråträsk, Sweden
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Gråträsk, Sweden
- Average snowfall in December: 327mm
The month with the highest snowfall is December (327mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Gråträsk, Sweden
- Average snowfall days in December: 20.6 days
The month with the highest number of snowfall days is January (21.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Gråträsk, Sweden
- Average daylight in December: 3h and 4min
The month with the longest days is June (Average daylight: 22h and 18min).
The month with the shortest days is December (Average daylight: 3h and 36min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 18min).
Average sunshine days in December
Gråträsk, Sweden
- Average sunshine days in December: 9.4 days
The month with the most sunshine days is October (14.6 days).
The months with the least sunshine days are March and December (9.4 days).
Average UV index in December
Gråträsk, Sweden
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in December
Gråträsk, Sweden
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is June (Cloud cover 48).
Average visibility in December
Gråträsk, Sweden
- Average visibility in December: 6km
The month with the highest visibility is June (10km).
The month with the lowest visibility is January (5km).
