December weather forecastAltheim, Austria
December
Weather in December
December, the first month of the winter in Altheim, is also a wintry month, with an average temperature varying between -1.8°C (28.8°F) and 3.6°C (38.5°F).Temperature
As November makes way for December, Altheim's average high-temperature eases from a frosty 8.4°C (47.1°F) to a cold 3.6°C (38.5°F). Altheim, in December, experiences an average temperature of -1.8°C (28.8°F) at night.Humidity
In December, the average relative humidity is 85%.Rainfall
In Altheim, Austria, in December, it is raining for 12.8 days, with typically 88mm (3.46") of accumulated precipitation. In Altheim, during the entire year, the rain falls for 186.2 days and collects up to 1040mm (40.94") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Altheim, in December, snow falls for 11.6 days, with typically accumulated 267mm (10.51") of snow. In Altheim, Austria, during the entire year, snow falls for 54.2 days and aggregates up to 1215mm (47.83") of snow.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year in Altheim.On the first day of December, sunrise is at 07:37 and sunset at 16:15. On the last day of the month, sunrise is at 07:57 and sunset at 16:22 CET.
Sunshine
The average sunshine in December is 4.1h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during December translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. 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. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Altheim, Austria
- Average high temperature in December: 3.6°C
The warmest months (with the highest average high temperature) are July and August (23.2°C).
The month with the lowest average high temperature is January (2.1°C).
- Average low temperature in December: -1.8°C
The month with the highest average low temperature is August (12.3°C).
The coldest months (with the lowest average low temperature) are January and February (-3.8°C).
Average pressure in December
Altheim, Austria
- Average pressure in December: 1020.4mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The months with the lowest atmospheric pressure are April and May (1015.7mbar).
Average wind speed in December
Altheim, Austria
- Average wind speed in December: 8.8km/h
The windiest month (with the highest average wind speed) is March (9.8km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in December
Altheim, Austria
- Average humidity in December: 85%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Altheim, Austria
- Average rainfall in December: 88mm
The wettest month (with the highest rainfall) is May (125mm).
The driest month (with the least rainfall) is November (40mm).
Average rainfall days in December
Altheim, Austria
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is May (23.2 days).
The month with the least rainy days is February (8.7 days).
Average snowfall in December
Altheim, Austria
- Average snowfall in December: 267mm
The month with the highest snowfall is January (409mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Altheim, Austria
- Average snowfall days in December: 11.6 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Altheim, 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: 4h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Altheim, Austria
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (4.9 days).
Average UV index in December
Altheim, Austria
- 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, October, November and December (UV index 2).
Average cloud cover in December
Altheim, Austria
- Average cloud cover in December: 56
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Altheim, Austria
- Average visibility in December: 8km
The months with the highest visibility are April, June and July (9km).
The months with the lowest visibility are January and February (7km).
