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
A moderate decline in average high-temperatures is noted in December, moving from a cold 3.7°C (38.7°F) in November to a subzero cold -0.4°C (31.3°F). Horndal experiences a minimal drop from daytime high temperatures, recording an average low-temperature of -3.6°C (25.5°F) throughout December.Humidity
In December, the average relative humidity is 90%.Rainfall
In Horndal, during December, the rain falls for 7.5 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, there are 143.7 rainfall days, and 415mm (16.34") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Horndal, in December, snow falls for 15.1 days, with typically accumulated 154mm (6.06") of snow. Throughout the year, there are 72.7 snowfall days, and 755mm (29.72") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 5h and 54min of daylight.On the first day of the month, sunrise is at 08:32 and sunset at 14:54. On the last day of December, sunrise is at 08:59 and sunset at 14:55 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.2h of sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. 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 December?
What is the average humidity in December in Horndal?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
How high is the UV index in December?
Average temperature in December
Horndal, Sweden
- Average high temperature in December: -0.4°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (-1.8°C).
- Average low temperature in December: -3.6°C
The month with the highest average low temperature is July (11.9°C).
The coldest month (with the lowest average low temperature) is February (-5.7°C).
Average pressure in December
Horndal, Sweden
- Average pressure in December: 1007.3mbar
The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1007.3mbar).
Average wind speed in December
Horndal, Sweden
- Average wind speed in December: 11.6km/h
The windiest month (with the highest average wind speed) is December (11.6km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in December
Horndal, Sweden
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (67%).
Average rainfall in December
Horndal, Sweden
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is July (46mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Horndal, Sweden
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in December
Horndal, Sweden
- Average snowfall in December: 154mm
The month with the highest snowfall is March (171mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Horndal, Sweden
- Average snowfall days in December: 15.1 days
The month with the highest number of snowfall days is February (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Horndal, Sweden
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in December: 2h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 12min).
Average sunshine days in December
Horndal, Sweden
- Average sunshine days in December: 11 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (9.5 days).
Average UV index in December
Horndal, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Horndal, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 44).
Average visibility in December
Horndal, Sweden
- Average visibility in December: 7km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).
