Graz Weather in December
December in Graz sees daytime temperatures around 4°C (39°F) and lows of -3°C (27°F) at night. Pack a rain jacket because some snow/rainfall is likely.
Rainfall in Graz in December
Based on our climate data of the past 30 years, about 10 days of snow/rain are anticipated, with 51 mm (2 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Graz in December
Graz in December gets highs of 4°C (39°F) during the day and drops to -3°C (27°F) at night. Winter occurs in December. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. At -3°C (27°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. This month is extremely cold, so be sure to dress in layers to keep warm. Proper preparation can help you stay comfortable.
Sunshine in Graz in December
This month sees fewer sunny days, with about 75 hours of sunshine, perfect for those who enjoy cooler temperatures.
Wind Speed in Graz in December
Wind speeds average 1 m/s (2 knots) during December. At this speed, you'll experience mostly light air movement that's just barely noticeable. As an average, some days will be completely calm while others have gentle breezes you can feel on your skin.December in Graz can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Austria, check out our Graz's climate page.
Graz Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
4°C (39°F)
Chance of Rain
34%
Precipitation
51 mm (2 in)
Rainy days
10 days
Humidity
82%
Windspeed
1 m/s (2 knots)
Sunshine
75 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Graz typically stay consistent throughout December, with daily highs averaging around 4°C (39°F). Nights are very cold, with lows typically ranging from -6°C (21°F) to -2°C (28°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Graz in December
Browse day-by-day weather records for Graz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Graz historical weather extremes in December
Based on 49 years of weather observations in Graz between 1976 and 2025, these are the recorded extremes.
- Graz recorded its highest December temperature of 16°C (61°F) on December 8, 2006.
- The lowest daytime temperature in December was -11°C (12°F), recorded on December 31, 1996.
- The coldest night in December in Graz was on December 31, 1976, with a minimum of -20°C (-4°F).
Best Places in Austria in December
Find out more about the weather in Austria and which places have the best travel conditions in this month. See all of Austria in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Graz in December
We recommend to layer up for chilly conditions in Graz in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Graz in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Austria, check out our Graz's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Graz climate overview or explore weather in Austria.
