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 shift from November to December includes a minor decrease in the average high-temperature, lightly dropping from an icy 1.8°C (35.2°F) to a freezing cold -1.2°C (29.8°F). In Grundsunda, the month of December brings a consistent average low-temperature of -4.5°C (23.9°F), slightly cooler than its daytime highs.Humidity
In December, the average relative humidity in Grundsunda is 89%.Rainfall
December is the month with the most rainfall. Rain falls for 7.5 days and accumulates 43mm (1.69") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Grundsunda, in December, snow falls for 16.3 days, with typically accumulated 178mm (7.01") of snow. In Grundsunda, during the entire year, snow falls for 85.1 days and aggregates up to 868mm (34.17") of snow.Daylight
The month with the shortest days in Grundsunda is December, with an average of 4h and 48min of daylight.On the first day of the month, sunrise is at 08:52 and sunset at 14:12. On the last day of December, in Grundsunda, Sweden, sunrise is at 09:23 and sunset at 14:09 CET.
Sunshine
December has the least sunshine of the year in Grundsunda, with an average of 1.5h of sunshine.UV index
The months with the lowest UV index in Grundsunda are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 1 during December translates into the following directions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Grundsunda in December?
What is the average humidity in December in Grundsunda?
What is the wettest month in Grundsunda?
How many days does it rain in December in Grundsunda?
How many days does it snow in December in Grundsunda?
What is the month with the shortest days in Grundsunda?
What is the average length of the day in December in Grundsunda?
When is the sunrise / sunset in December in Grundsunda?
What is the month with the least sunshine in Grundsunda?
How many hours of sunshine does Grundsunda have in December?
When is the lowest UV index in Grundsunda?
What is the UV index reading in December in Grundsunda?
Average temperature in December
Grundsunda, Sweden
- Average high temperature in December: -1.2°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in December: -4.5°C
The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-7.5°C).
Average pressure in December
Grundsunda, Sweden
- Average pressure in December: 1005.5mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1005.5mbar).
Average wind speed in December
Grundsunda, Sweden
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in December
Grundsunda, Sweden
- Average humidity in December: 89%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is June (68%).
Average rainfall in December
Grundsunda, Sweden
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Grundsunda, Sweden
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is August (15 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Grundsunda, Sweden
- Average snowfall in December: 178mm
The month with the highest snowfall is January (191mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Grundsunda, Sweden
- Average snowfall days in December: 16.3 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Grundsunda, Sweden
- Average daylight in December: 4h and 5min
The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).
- Average sunshine in December: 1h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in December
Grundsunda, Sweden
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is June (16.8 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in December
Grundsunda, 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, November and December (UV index 1).
Average cloud cover in December
Grundsunda, Sweden
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Grundsunda, Sweden
- Average visibility in December: 8km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (7km).
