December weather forecastHeddesheim, Germany
December
Weather in December
December, the first month of the winter in Heddesheim, is also a wintry month, with an average temperature ranging between min 0.7°C (33.3°F) and max 5°C (41°F).Temperature
The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a chilly 8.7°C (47.7°F) in November to a cold 5°C (41°F). December's average low-temperature is 0.7°C (33.3°F), reflecting a minor difference from the day's peak temperatures.Humidity
January and December, with an average relative humidity of 86%, are the most humid months in Heddesheim.Rainfall
In Heddesheim, in December, during 14.4 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, there are 157.6 rainfall days, and 360mm (14.17") of precipitation is accumulated.Snowfall
Months with snowfall in Heddesheim are January through March, October through December. December is the month with the most snowfall in Heddesheim. Snow falls for 4 days and accumulates 28mm (1.1") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 08:00 and sunset at 16:28. On the last day of the month, sunrise is at 08:21 and sunset at 16:35 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Heddesheim, Germany
- Average high temperature in December: 5°C
The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is January (3.6°C).
- Average low temperature in December: 0.7°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in December
Heddesheim, Germany
- Average pressure in December: 1018.7mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in December
Heddesheim, Germany
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in December
Heddesheim, Germany
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are July and August (68%).
Average rainfall in December
Heddesheim, Germany
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is May (47mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Heddesheim, Germany
- Average rainfall days in December: 14.4 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is September (10.7 days).
Average snowfall in December
Heddesheim, Germany
- Average snowfall in December: 28mm
The month with the highest snowfall is December (28mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Heddesheim, Germany
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is January (6.3 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
Heddesheim, Germany
- Average daylight in December: 8h and 12min
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 48min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in December
Heddesheim, Germany
- Average sunshine days in December: 11.9 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in December
Heddesheim, Germany
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Heddesheim, Germany
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Heddesheim, Germany
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
