December weather forecastHörnum, Germany
December
Weather in December
December, the first month of the winter in Hörnum, is also a frosty month, with an average temperature ranging between min 4.6°C (40.3°F) and max 6.6°C (43.9°F).Temperature
December's beginning signals an average high-temperature of a still frosty 6.6°C (43.9°F), barely different from November's 9.5°C (49.1°F). Hörnum's average nighttime temperature in December modestly descends to a cold 4.6°C (40.3°F).Humidity
In December, the average relative humidity is 83%.Rainfall
In December, the rain falls for 20.1 days. Throughout December, 59mm (2.32") of precipitation is accumulated. In Hörnum, during the entire year, the rain falls for 196.9 days and collects up to 600mm (23.62") of precipitation.Snowfall
Months with snowfall are January through April and December. December is the first month it typically snows in Hörnum. Throughout December, in the average 1.4 snowfall days, it receives 6mm (0.24") of snow. In Hörnum, during the entire year, snow falls for 11.4 days and aggregates up to 46mm (1.81") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 18min of daylight.On the first day of December, sunrise is at 08:27 and sunset at 16:04. On the last day of the month, sunrise is at 08:50 and sunset at 16:09 CET.
Sunshine
The month with the least sunshine in Hörnum, Germany, is December, with an average of 3.5h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To guard against the harmful effects of the Sun, minimize exposure during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hörnum, Germany
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is August (18.6°C).
The month with the lowest average high temperature is February (3.7°C).
- Average low temperature in December: 4.6°C
The month with the highest average low temperature is August (16.4°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).
Average pressure in December
Hörnum, Germany
- Average pressure in December: 1011.3mbar
The month with the highest atmospheric pressure is May (1015.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
Hörnum, Germany
- Average wind speed in December: 33.6km/h
The windiest month (with the highest average wind speed) is December (33.6km/h).
The calmest month (with the lowest average wind speed) is July (23km/h).
Average humidity in December
Hörnum, Germany
- Average humidity in December: 83%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in December
Hörnum, Germany
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is August (75mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Hörnum, Germany
- Average rainfall days in December: 20.1 days
The month with the highest number of rainy days is October (20.5 days).
The month with the least rainy days is February (11.7 days).
Average snowfall in December
Hörnum, Germany
- Average snowfall in December: 6mm
The month with the highest snowfall is January (21mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Hörnum, Germany
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (4.3 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
Hörnum, Germany
- Average daylight in December: 7h and 18min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in December: 3h and 30min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in December
Hörnum, Germany
- Average sunshine days in December: 7.5 days
The month with the most sunshine days is March (15.3 days).
The month with the least sunshine days is November (7.4 days).
Average UV index in December
Hörnum, Germany
- Average UV index in December: 2
The month with the highest UV index is 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
Hörnum, Germany
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 40).
Average visibility in December
Hörnum, Germany
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).





