December weather forecastUllervad, Sweden
December
Weather in December
December, the first month of the winter in Ullervad, is also an icy month, with an average temperature fluctuating between -0.5°C (31.1°F) and 2.2°C (36°F).Temperature
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's icy 5.4°C (41.7°F) to a still cold 2.2°C (36°F). Ullervad's average low temperature, barely cooler than the daytime high, steadies at a freezing cold -0.5°C (31.1°F) during December.Humidity
The average relative humidity in December in Ullervad is 86%.Rainfall
In December, the rain falls for 8.4 days. Throughout December, 22mm (0.87") of precipitation is accumulated. Throughout the year, there are 143.2 rainfall days, and 358mm (14.09") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Ullervad. In Ullervad, during December, snow falls for 8.1 days and regularly aggregates up to 36mm (1.42") of snow. Throughout the year, there are 41.3 snowfall days, and 234mm (9.21") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 6h and 24min of daylight.On the first day of the month, sunrise is at 08:29 and sunset at 15:17. On the last day of December, sunrise is at 08:55 and sunset at 15:20 CET.
Sunshine
February and December, with an average of 3.5h of sunshine, are months with the least sunshine in Ullervad.UV index
In Ullervad, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Ullervad, Sweden
- Average high temperature in December: 2.2°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The months with the lowest average high temperature are January and February (0.5°C).
- Average low temperature in December: -0.5°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is February (-2.5°C).
Average pressure in December
Ullervad, Sweden
- Average pressure in December: 1008.3mbar
The months with the highest atmospheric pressure are April and May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).
Average wind speed in December
Ullervad, Sweden
- Average wind speed in December: 19.2km/h
The windiest month (with the highest average wind speed) is December (19.2km/h).
The calmest months (with the lowest average wind speed) are June and July (13.7km/h).
Average humidity in December
Ullervad, Sweden
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (72%).
Average rainfall in December
Ullervad, Sweden
- Average rainfall in December: 22mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Ullervad, Sweden
- Average rainfall days in December: 8.4 days
The months with the highest number of rainy days are July and August (16.7 days).
The months with the least rainy days are January and February (6.8 days).
Average snowfall in December
Ullervad, Sweden
- Average snowfall in December: 36mm
The month with the highest snowfall is February (62mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Ullervad, Sweden
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ullervad, Sweden
- Average daylight in December: 6h and 24min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in December: 3h and 30min
The month with the most sunshine is June (Average sunshine: 12h and 30min).
The months with the least sunshine are February and December (Average sunshine: 3h and 30min).
Average sunshine days in December
Ullervad, Sweden
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is April (17 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in December
Ullervad, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Ullervad, Sweden
- Average cloud cover in December: 66
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is June (Cloud cover 39).
Average visibility in December
Ullervad, Sweden
- Average visibility in December: 9km
The months with the highest visibility are April, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, May, October, November and December (9km).





