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When is the best time to visit Graz?
In general the best time to visit Graz is probably August, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
Depending on the activities you want to experience, you may choose different months to visit:
- The best time for a sunbathing holiday is June, July, August. Average maximum temperatures are up to +25°C in August and it has 6 sunny days on average.
- In general, it’s pleasant to walk and do outdoor activities during May - September.
- If you want to avoid wet weather, then your choice is January, November, December with the lowest chance of rain.
Average weather in Graz in different months
This is the average weather in Graz for each month based on historic data:
May, June, July, August usually has good weather. Average maximum temperature reaches +25°C during July.
In January, February, March, April, September, October, November, December the weather is average. Expect around 73 rainy days, and the precipitation amounts to approximately 96 mm in September.
Climate in Graz
Here is the detailed breakdown of the climate in Graz for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +18°C | +22°C | +23°C | +28°C | +34°C | +36°C | +39°C | +38°C | +31°C | +28°C | +22°C | +16°C |
| Average Maximum Temperature | |||||||||||
| +3°C | +6°C | +10°C | +15°C | +20°C | +23°C | +25°C | +25°C | +20°C | +15°C | +8°C | +3°C |
| Minimum Temperature | |||||||||||
| -26°C | -20°C | -21°C | -4°C | -3°C | +3°C | +7°C | +5°C | 0°C | -6°C | -17°C | -22°C |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 84 | 77 | 71 | 67 | 69 | 70 | 70 | 73 | 77 | 81 | 85 | 86 |
| Rain, mm | |||||||||||
| 14 | 24 | 51 | 67 | 113 | 128 | 123 | 127 | 96 | 68 | 54 | 28 |
| Snow, mm | |||||||||||
| 20 | 24 | 18 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 11 | 20 |
| Average wind speed, m/s | |||||||||||
| 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Sunny Days | |||||||||||
| 4 | 6 | 6 | 5 | 5 | 4 | 5 | 6 | 6 | 4 | 3 | 3 |
| Cloud Days | |||||||||||
| 15 | 10 | 9 | 7 | 6 | 4 | 4 | 5 | 9 | 13 | 13 | 14 |
| Rainy Days | |||||||||||
| 3 | 4 | 10 | 16 | 15 | 13 | 12 | 13 | 13 | 12 | 10 | 5 |
| Snowy Days | |||||||||||
| 9 | 8 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 8 |
Average Temperature
Here are the average maximum and minimum temperatures in Graz during the whole year:
The hottest month in Graz is August with average maximum temperature going up to +25°C. The coldest month is January with the lowest temperatures of -5°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Graz looks throughout the year, in %:
The most humid month in Graz is December with average humidity going up to 86%. The least humid month is April with an average humidity of 67%.
Rain
Amount of rainfall in mm. in Graz during the whole year based on historical data:
The sunniest and driest month is February with approximately 6 sunny days and a total precipitation of around 24 mm. The rainiest and wettest month is June with approximately 13 rainy days and 128 mm of total precipitation.
Snow
Amount of snow in mm. in Graz during the whole year based on historical data:
The snowiest month is February with approximately 8 snowy days.
FAQ
Frequently asked questions about the weather in Graz:
What is the hottest month in Graz?
The hottest month in Graz is August with average maximum temperature of +25°C.
What is the coldest month in Graz?
The coldest month in Graz is January with minimum temperatures of -5°C.
Is Graz worth visiting in winter?
Winter in Graz could be a good time to visit, as the weather is generally ok.
When does it rain the least in Graz?
if you're looking to visit Graz when it rains the least, you should plan your trip for June, August, July. During this time, rainfall is rare with the driest month being January with only 14 mm of rain.
Other cities in Austria
Check out the weather for other cities in Austria.
Monthly weather in Graz
Source of the data
For this page, we’ve looked at the typical weather in Graz, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.