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
Transition into December subtly marks a drop in the average high-temperature, moderately moving from a frosty 9.1°C (48.4°F) in November to a cold 5.6°C (42.1°F). A modest nighttime temperature average of 1.5°C (34.7°F) characterizes December.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 87%.Rainfall
In Knapsack, Germany, in December, during 14.3 rainfall days, 34mm (1.34") of precipitation is typically accumulated. In Knapsack, during the entire year, the rain falls for 166.3 days and collects up to 358mm (14.09") of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 3.7 days. Throughout December, 21mm (0.83") of snow is accumulated. In Knapsack, during the entire year, snow falls for 16.2 days and aggregates up to 99mm (3.9") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 08:13 and sunset at 16:29. On the last day of the month, sunrise is at 08:34 and sunset at 16:36 CET.
Sunshine
December has the least sunshine of the year, with an average of 4h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Knapsack have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December in Knapsack?
Average temperature in December
Knapsack, Germany
- Average high temperature in December: 5.6°C
The warmest month (with the highest average high temperature) is July (23.7°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in December: 1.5°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in December
Knapsack, Germany
- Average pressure in December: 1017mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in December
Knapsack, Germany
- Average wind speed in December: 13.9km/h
The windiest month (with the highest average wind speed) is February (14.1km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in December
Knapsack, Germany
- Average humidity in December: 87%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (72%).
Average rainfall in December
Knapsack, Germany
- Average rainfall in December: 34mm
The wettest months (with the highest rainfall) are June and August (38mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Knapsack, Germany
- Average rainfall days in December: 14.3 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in December
Knapsack, Germany
- Average snowfall in December: 21mm
The month with the highest snowfall is February (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Knapsack, Germany
- Average snowfall days in December: 3.7 days
The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Knapsack, Germany
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in December
Knapsack, Germany
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Knapsack, Germany
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Knapsack, Germany
- Average cloud cover in December: 60
The month with the most cloud cover is December (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Knapsack, Germany
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
