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 start of December involves a subtle temperature drop, shifting from a chilly 7.6°C (45.7°F) in November to an icy 4°C (39.2°F). December's average low-temperature in Heroldsberg is a freezing cold -0.4°C (31.3°F), reflecting a minor difference from the day's peak temperatures.Humidity
In December, the average relative humidity is 87%.Rainfall
In December, in Heroldsberg, the rain falls for 11.7 days. Throughout December, 35mm (1.38") of precipitation is accumulated. Throughout the year, in Heroldsberg, there are 142.6 rainfall days, and 350mm (13.78") of precipitation is accumulated.Snowfall
Months with snowfall in Heroldsberg are January through May, October through December. In Heroldsberg, during December, snow falls for 7.9 days and regularly aggregates up to 59mm (2.32") of snow. In Heroldsberg, during the entire year, snow falls for 32.8 days and aggregates up to 223mm (8.78") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:50 and sunset at 16:18. On the last day of December, in Heroldsberg, sunrise is at 08:11 and sunset at 16:25 CET.
Sunshine
In Heroldsberg, the average sunshine in December is 3.5h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 suggests this advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Heroldsberg?
What is the average humidity in December in Heroldsberg?
How much does it rain in Heroldsberg in December?
How much does it snow in Heroldsberg in December?
What is the month with the shortest days in Heroldsberg?
What is the average length of the day in December in Heroldsberg?
What time are sunrise and sunset in December in Heroldsberg?
How long on average sun shines in December in Heroldsberg?
What is the month with the lowest UV index in Heroldsberg?
What is the UV index reading in December in Heroldsberg?
Average temperature in December
Heroldsberg, Germany
- Average high temperature in December: 4°C
The warmest months (with the highest average high temperature) are July and August (24.6°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in December: -0.4°C
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in December
Heroldsberg, Germany
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1015.3mbar).
Average wind speed in December
Heroldsberg, Germany
- Average wind speed in December: 12.4km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Heroldsberg, Germany
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in December
Heroldsberg, Germany
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is August (39mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Heroldsberg, Germany
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Heroldsberg, Germany
- Average snowfall in December: 59mm
The month with the highest snowfall is January (73mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Heroldsberg, Germany
- Average snowfall days in December: 7.9 days
The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Heroldsberg, Germany
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Heroldsberg, Germany
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is September (17.6 days).
The month with the least sunshine days is December (12.5 days).
Average UV index in December
Heroldsberg, Germany
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Heroldsberg, Germany
- 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 August (Cloud cover 34).
Average visibility in December
Heroldsberg, Germany
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).
