Graz
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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.

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

Graz Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Graz - and find the best time to visit.

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 records 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 50 years of weather observations (1976-2026), 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 →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Graz 3-Day Forecast

More climate data for Graz

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.