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 start of December comes with a small reduction in the average high-temperature, subtly receding from a cold 5.5°C (41.9°F) in November to a still icy 2.1°C (35.8°F). Throughout December, a modest shift from daytime highs is anticipated, with an average low-temperature of -0.5°C (31.1°F).Humidity
In Hallstavik, Sweden, the average relative humidity in December is 84%.Rainfall
In Hallstavik, in December, it is raining for 9.2 days, with typically 29mm (1.14") of accumulated precipitation. In Hallstavik, during the entire year, the rain falls for 132.8 days and collects up to 348mm (13.7") of precipitation.Snowfall
Months with snowfall in Hallstavik are January through May, October through December. In Hallstavik, during December, snow falls for 10.1 days and regularly aggregates up to 51mm (2.01") of snow. In Hallstavik, during the entire year, snow falls for 46.3 days and aggregates up to 244mm (9.61") of snow.Daylight
December has the shortest days of the year in Hallstavik, with an average of 6h and 0min of daylight.On the first day of the month, sunrise is at 08:21 and sunset at 14:47. On the last day of December, sunrise is at 08:48 and sunset at 14:49 CET.
Sunshine
The month with the least sunshine in Hallstavik, Sweden, is December, with an average of 2.5h of sunshine.UV index
In Hallstavik, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Hallstavik in December?
What is the average humidity in December in Hallstavik?
How much does it rain in Hallstavik in December?
How much does it snow in Hallstavik in December?
What is the month with the shortest days in Hallstavik?
What is the average length of the day in December in Hallstavik?
What time are sunrise and sunset in December in Hallstavik?
What is the month with the least sunshine in Hallstavik?
How long on average sun shines in December in Hallstavik?
What is the UV index intensity in December in Hallstavik?
Average temperature in December
Hallstavik, Sweden
- Average high temperature in December: 2.1°C
The warmest month (with the highest average high temperature) is August (18.8°C).
The month with the lowest average high temperature is February (0.1°C).
- Average low temperature in December: -0.5°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (-2.5°C).
Average pressure in December
Hallstavik, Sweden
- Average pressure in December: 1007.1mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.1mbar).
Average wind speed in December
Hallstavik, Sweden
- Average wind speed in December: 24.3km/h
The windiest month (with the highest average wind speed) is December (24.3km/h).
The calmest month (with the lowest average wind speed) is July (16.3km/h).
Average humidity in December
Hallstavik, Sweden
- Average humidity in December: 84%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Hallstavik, Sweden
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Hallstavik, Sweden
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is August (16.2 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Hallstavik, Sweden
- Average snowfall in December: 51mm
The month with the highest snowfall is March (65mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Hallstavik, Sweden
- Average snowfall days in December: 10.1 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hallstavik, Sweden
- Average daylight in December: 6h and 0min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in December: 2h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Hallstavik, Sweden
- Average sunshine days in December: 11.5 days
The months with the most sunshine days are April and May (16.3 days).
The month with the least sunshine days is December (11.5 days).
Average UV index in December
Hallstavik, Sweden
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Hallstavik, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Hallstavik, Sweden
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
