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 frosty 7.6°C (45.7°F) in November to a wintry 4.3°C (39.7°F). December introduces a small decrease to a nighttime average of 0.2°C (32.4°F) in Gummersbach, Germany.Humidity
December is the most humid month, with an average relative humidity of 92%.Rainfall
December is the month with the most rainfall. Rain falls for 17.1 days and accumulates 92mm (3.62") of precipitation.Snowfall
Months with snowfall are January through April, October through December. In December, in Gummersbach, it is snowing for 9.1 days. Throughout December, 127mm (5") of snow is accumulated. In Gummersbach, during the entire year, snow falls for 40.1 days and aggregates up to 488mm (19.21") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 08:11 and sunset at 16:26. On the last day of the month, sunrise is at 08:32 and sunset at 16:32 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.7h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Gummersbach?
What is the most humid month in Gummersbach?
What is the average humidity in December in Gummersbach?
What is the rainiest month in Gummersbach?
How many days does it rain in December in Gummersbach?
How many days does it snow in December in Gummersbach?
What is the month with the shortest days in Gummersbach?
What is the average length of the day in December in Gummersbach?
What time are sunrise and sunset in December in Gummersbach?
What is the month with the least sunshine in Gummersbach?
How many hours of sunshine does Gummersbach have in December?
When is the lowest UV index in Gummersbach?
What is the UV index reading in December in Gummersbach?
Average temperature in December
Gummersbach, Germany
- Average high temperature in December: 4.3°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in December: 0.2°C
The month with the highest average low temperature is August (12.1°C).
The coldest months (with the lowest average low temperature) are January and February (-1.2°C).
Average pressure in December
Gummersbach, Germany
- Average pressure in December: 1016.8mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.6mbar).
Average wind speed in December
Gummersbach, Germany
- Average wind speed in December: 12.8km/h
The windiest month (with the highest average wind speed) is February (13.3km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Gummersbach, Germany
- Average humidity in December: 92%
The month with the highest relative humidity is December (92%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Gummersbach, Germany
- Average rainfall in December: 92mm
The wettest month (with the highest rainfall) is December (92mm).
The driest month (with the least rainfall) is September (31mm).
Average rainfall days in December
Gummersbach, Germany
- Average rainfall days in December: 17.1 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in December
Gummersbach, Germany
- Average snowfall in December: 127mm
The month with the highest snowfall is January (149mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Gummersbach, Germany
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is January (11.7 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
Gummersbach, Germany
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in December
Gummersbach, Germany
- Average sunshine days in December: 7 days
The months with the most sunshine days are September and October (15.3 days).
The month with the least sunshine days is December (7 days).
Average UV index in December
Gummersbach, Germany
- 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, February, March, November and December (UV index 2).
Average cloud cover in December
Gummersbach, Germany
- Average cloud cover in December: 75
The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in December
Gummersbach, Germany
- Average visibility in December: 7km
The month with the highest visibility is April (9km).
The months with the lowest visibility are January, February, September, October, November and December (7km).
