December weather forecast and climate
Graz, Austria

December, the first month of the winter, in Graz, is still a cold month, with temperature in the range of an average low of -5°C (23°F) and an average high of 2°C (35.6°F).

Temperature

In Graz, the average high-temperature in December decreases, from a chilly 7°C (44.6°F) in November, to a wintry 2°C (35.6°F). In Graz, in December, the average low-temperature is -5°C (23°F).

Rainfall

In Graz, Austria, during December, the rain falls for 11 days and regularly aggregates up to 51mm (2") of precipitation. In Graz, Austria, during the entire year, the rain falls for 146 days and collects up to 968mm (38.1") of precipitation.

Daylight

December has the shortest days of the year in Graz, Austria, with an average of 8.6h of daylight.

Sunshine

January and December, with an average of 2h of sunshine, are months with the least sunshine in Graz.

UV index

Months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
The average daily UV index of 1 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.