Graz Weather in August
During August, Graz experiences high daytime temperatures of 26°C (79°F) and cooler nights around 14°C (57°F). As part of the summer season, expect quite a bit of rainfall. Around 101 mm (4 in) is typical.
Rainfall in Graz in August
You can typically expect 14 days of rain this month, averaging around 101 mm (4 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Graz in August
Daytime temperatures in Graz reach 26°C (79°F) in August, dropping to 14°C (57°F) at night. The month of August belongs to the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 14°C (57°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Graz in August
Expect a lot of sunshine this month, with about 220 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in Graz in August
Wind speeds average 1 m/s (2 knots) during August. 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.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, July and September typically offer the best weather for Graz.
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 August
Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
46%
Precipitation
101 mm (4 in)
Rainy days
14 days
Humidity
70%
Windspeed
1 m/s (2 knots)
Sunshine
220 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Graz typically drop from around 26°C (79°F) at the start of August to approximately 23°C (73°F) by the end. Nights are cool, with lows typically ranging from 12°C (54°F) to 16°C (61°F).
Average temperatures in August
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 August
Historical weather for Graz in August
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 August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Graz.
- On August 8, 2013, temperatures climbed to 38°C (100°F), marking the warmest August day on record.
- On August 15, 2005, Graz saw its coldest August day with temperatures maxing out at 13°C (55°F).
- The lowest overnight temperature recorded in August was 5°C (41°F) (August 30, 1993).
Best Places in Austria in August
Find out more about the weather in Austria and which places have the best travel conditions in this month. See all of Austria in August →
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What to Wear in Graz in August
Warm but pleasant conditions in Graz in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Graz in August
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.
