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
As December begins, there is a minor decrease in the average high-temperature, softly falling from a chilly 8.7°C (47.7°F) in November to a wintry 5.1°C (41.2°F). In December, Calw's nights cool slightly to a consistent average temperature of 0.3°C (32.5°F).Humidity
The average relative humidity in December in Calw is 86%.Rainfall
In December, in Calw, the rain falls for 14.3 days. Throughout December, 43mm (1.69") of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 415mm (16.34") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Calw, Germany. In Calw, in December, during 5.9 snowfall days, 57mm (2.24") of snow is typically accumulated. In Calw, Germany, during the entire year, snow falls for 28.5 days and aggregates up to 224mm (8.82") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of December in Calw, sunrise is at 07:57 and sunset at 16:31. On the last day of the month, sunrise is at 08:17 and sunset at 16:38 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 4.3h of sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Calw in December?
What is the average humidity in December in Calw?
How much does it rain in Calw in December?
How many days does it snow in December in Calw?
What is the month with the shortest days in Calw?
What is the average length of the day in December in Calw?
What time are sunrise and sunset in December in Calw?
What are the months with the least sunshine in Calw?
How long on average sun shines in December in Calw?
How high is the UV index in December in Calw?
Average temperature in December
Calw, Germany
- Average high temperature in December: 5.1°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in December: 0.3°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-1.1°C).
Average pressure in December
Calw, Germany
- Average pressure in December: 1019.6mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is November (1015.3mbar).
Average wind speed in December
Calw, Germany
- Average wind speed in December: 11.7km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest months (with the lowest average wind speed) are August and September (8.3km/h).
Average humidity in December
Calw, Germany
- Average humidity in December: 86%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in December
Calw, Germany
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is May (59mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in December
Calw, Germany
- Average rainfall days in December: 14.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in December
Calw, Germany
- Average snowfall in December: 57mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Calw, Germany
- Average snowfall days in December: 5.9 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Calw, Germany
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).
Average sunshine days in December
Calw, Germany
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.4 days).
Average UV index in December
Calw, Germany
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Calw, Germany
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Calw, Germany
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).
