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 is marked by a subtle drop in average high-temperatures, transitioning from a frosty 8.4°C (47.1°F) in November to an icy 3.6°C (38.5°F). In the month of December, an average of -1.8°C (28.8°F) marks the low-temperature.Humidity
In Mattsee, Austria, the average relative humidity in December is 85%.Rainfall
In Mattsee, in December, it is raining for 12.8 days, with typically 88mm (3.46") of accumulated precipitation. In Mattsee, during the entire year, the rain falls for 186 days and collects up to 1028mm (40.47") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Mattsee, in December, snow falls for 11.6 days, with typically accumulated 267mm (10.51") of snow. In Mattsee, during the entire year, snow falls for 54.2 days and aggregates up to 1216mm (47.87") of snow.Daylight
The month with the shortest days in Mattsee is December, with an average of 8h and 30min of daylight.On the first day of December, sunrise is at 07:36 and sunset at 16:16. On the last day of the month, sunrise is at 07:57 and sunset at 16:24 CET.
Sunshine
The average sunshine in December in Mattsee is 4.3h.UV index
The months with the lowest UV index in Mattsee are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Mattsee?
What is the average humidity in December in Mattsee?
How many days does it rain in December in Mattsee?
How much does it snow in Mattsee in December?
What is the month with the shortest days in Mattsee?
How many hours of daylight does Mattsee have in December?
What time are sunrise and sunset in December in Mattsee?
How many hours of sunshine does Mattsee have in December?
When is the lowest UV index in Mattsee?
What is the UV index reading in December in Mattsee?
Average temperature in December
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, Austria
- Average daylight in December: 8h and 3min
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 30min).
- Average sunshine in December: 4h and 2min
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
Mattsee, 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
Mattsee, 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
Mattsee, 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
Mattsee, 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).
