Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December ushers in a slight temperature change, with average high-temperatures reducing from November's chilly 7.1°C (44.8°F) to a wintry 2°C (35.6°F). Helfenberg observes a slightly reduced average nighttime temperature of -2.5°C (27.5°F) during December.Humidity
The average relative humidity in December is 88%.Rainfall
In Helfenberg, in December, it is raining for 9.5 days, with typically 55mm (2.17") of accumulated precipitation. In Helfenberg, during the entire year, the rain falls for 166.4 days and collects up to 708mm (27.87") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Helfenberg, during December, snow falls for 14 days and regularly aggregates up to 187mm (7.36") of snow. Throughout the year, there are 64.4 snowfall days, and 930mm (36.61") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of December, sunrise is at 07:34 and sunset at 16:10. On the last day of the month, sunrise is at 07:55 and sunset at 16:17 CET.
Sunshine
The average sunshine in December is 3.8h.UV index
In Helfenberg, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Helfenberg have in December?
When is the sunrise / sunset in December in Helfenberg?
How long on average sun shines in December?
How high is the UV index in December?
Average temperature in December
Helfenberg, Austria
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is August (22.6°C).
The month with the lowest average high temperature is January (0.2°C).
- Average low temperature in December: -2.5°C
The month with the highest average low temperature is August (11.4°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in December
Helfenberg, Austria
- Average pressure in December: 1020mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in December
Helfenberg, Austria
- Average wind speed in December: 10.6km/h
The windiest month (with the highest average wind speed) is March (11.5km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).
Average humidity in December
Helfenberg, Austria
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Helfenberg, Austria
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is July (100mm).
The driest month (with the least rainfall) is November (26mm).
Average rainfall days in December
Helfenberg, Austria
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (22.3 days).
The months with the least rainy days are January and February (7 days).
Average snowfall in December
Helfenberg, Austria
- Average snowfall in December: 187mm
The month with the highest snowfall is January (268mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Helfenberg, Austria
- Average snowfall days in December: 14 days
The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Helfenberg, Austria
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Helfenberg, Austria
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is June (6.3 days).
Average UV index in December
Helfenberg, 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 and November (UV index 1).
Average cloud cover in December
Helfenberg, Austria
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Helfenberg, Austria
- Average visibility in December: 7km
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January, February and December (7km).
