December weather forecastOlzheim, Germany
December
Weather in December
December, the first month of the winter in Olzheim, is still a cold month, with an average temperature fluctuating between 4.5°C (40.1°F) and 0.3°C (32.5°F).Temperature
The start of December comes with a small reduction in the average high-temperature, subtly receding from a frosty 7.5°C (45.5°F) in November to a wintry 4.5°C (40.1°F). A consistent average low of 0.3°C (32.5°F) is noted throughout December, only a small step down from its daytime high.Humidity
January, November and December, with an average relative humidity of 90%, are the most humid months.Rainfall
In Olzheim, Germany, in December, it is raining for 15.2 days, with typically 53mm (2.09") of accumulated precipitation. In Olzheim, Germany, during the entire year, the rain falls for 184.8 days and collects up to 575mm (22.64") of precipitation.Snowfall
Months with snowfall in Olzheim are January through May, October through December. In Olzheim, Germany, during December, snow falls for 9.9 days and regularly aggregates up to 114mm (4.49") of snow. Throughout the year, in Olzheim, Germany, there are 50.4 snowfall days, and 511mm (20.12") of snow is accumulated.Daylight
The month with the shortest days in Olzheim is December, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 08:12 and sunset at 16:34. On the last day of December, sunrise is at 08:33 and sunset at 16:40 CET.
Sunshine
With an average of 3.3h of sunshine, December has the least sunshine of the year in Olzheim.UV index
The months with the lowest UV index in Olzheim are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Olzheim, Germany
- Average high temperature in December: 4.5°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in December: 0.3°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.4°C).
Average pressure in December
Olzheim, Germany
- Average pressure in December: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in December
Olzheim, Germany
- Average wind speed in December: 14.1km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Olzheim, Germany
- Average humidity in December: 90%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Olzheim, Germany
- Average rainfall in December: 53mm
The wettest months (with the highest rainfall) are May and June (65mm).
The driest months (with the least rainfall) are April and September (34mm).
Average rainfall days in December
Olzheim, Germany
- Average rainfall days in December: 15.2 days
The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in December
Olzheim, Germany
- Average snowfall in December: 114mm
The month with the highest snowfall is February (142mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Olzheim, Germany
- Average snowfall days in December: 9.9 days
The months with the highest number of snowfall days are January and February (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Olzheim, Germany
- Average daylight in December: 8h and 6min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Olzheim, Germany
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is June (7.5 days).
Average UV index in December
Olzheim, 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, November and December (UV index 2).
Average cloud cover in December
Olzheim, 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 August (Cloud cover 39).
Average visibility in December
Olzheim, Germany
- Average visibility in December: 7km
The months with the highest visibility are April and August (9km).
The months with the lowest visibility are January, October, November and December (7km).





