December weather forecastHeiligenkreuz, Austria
December
Weather in December
December, the first month of the winter in Heiligenkreuz, is also an icy month, with temperature in the range of an average low of -1.3°C (29.7°F) and an average high of 3.8°C (38.8°F).Temperature
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a chilly 8.7°C (47.7°F) to a wintry 3.8°C (38.8°F). During December, an average low-temperature of -1.3°C (29.7°F) is observed in Heiligenkreuz.Humidity
In December, the average relative humidity is 82%.Rainfall
In Heiligenkreuz, in December, it is raining for 10.6 days, with typically 32mm (1.26") of accumulated precipitation. Throughout the year, there are 148.6 rainfall days, and 464mm (18.27") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Heiligenkreuz, Austria, in December, during 7.7 snowfall days, 61mm (2.4") of snow is typically accumulated. Throughout the year, there are 39.6 snowfall days, and 395mm (15.55") of snow is accumulated.Daylight
December has the shortest days of the year in Heiligenkreuz, with an average of 8h and 24min of daylight.On the first day of December in Heiligenkreuz, Austria, sunrise is at 07:24 and sunset at 16:04. On the last day of the month, sunrise is at 07:45 and sunset at 16:11 CET.
Sunshine
In Heiligenkreuz, Austria, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index in Heiligenkreuz, Austria, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. During bright days, sunglasses that offer UVA and UVB defense are recommended. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Heiligenkreuz, Austria
- Average high temperature in December: 3.8°C
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (1.9°C).
- Average low temperature in December: -1.3°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 (-3.3°C).
Average pressure in December
Heiligenkreuz, Austria
- Average pressure in December: 1020.3mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The months with the lowest atmospheric pressure are May and June (1015.3mbar).
Average wind speed in December
Heiligenkreuz, Austria
- Average wind speed in December: 11.6km/h
The windiest month (with the highest average wind speed) is March (12.8km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in December
Heiligenkreuz, Austria
- Average humidity in December: 82%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Heiligenkreuz, Austria
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is May (68mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Heiligenkreuz, Austria
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in December
Heiligenkreuz, Austria
- Average snowfall in December: 61mm
The month with the highest snowfall is January (135mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Heiligenkreuz, Austria
- Average snowfall days in December: 7.7 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Heiligenkreuz, Austria
- Average daylight in December: 8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 5h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Heiligenkreuz, Austria
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (8.7 days).
Average UV index in December
Heiligenkreuz, Austria
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Heiligenkreuz, Austria
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Heiligenkreuz, Austria
- Average visibility in December: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and February (8km).





