August · Austria
Best time to visit Wachau Valley in August Weather, crowds & prices
Weather in Wachau Valley in August
Average temperature 20°C, 101 mm of rain, about 18 days with 6+ hours of sunshine and 71% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
8.0/10
Ranked #4 of 12 months
- Avg temp
- 20°C
- Rainfall
- 101 mm
- Humidity
- 71%
- Days with 6h+ sun
- 18
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in Wachau Valley scores 8.0/10 for sightseeing and cultural travel - an above-average month (#4 of 12). Expect around 20°C, 101 mm of rain, and roughly 18 days with 6+ hours of sunshine this month.
The Wachau follows the Danube between Melk and Krems through vineyard terraces, abbeys, castle ruins, and historic riverside towns.
August holds up well in Wachau Valley — 4th best month
At 20°C (68°F) this is comfortable city weather in August, with sightseeing easiest before lunch and after the afternoon peak.
101 mm of rain signals a properly wet month, with only about 18 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 8/10 on the same scale — 4th of 12 months, versus 8.4/10 for the best month here.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.
Expect peak pricing, and this is one of the busiest months here.
Frequently asked
- What is the weather like in Wachau Valley in August?
- In August, Wachau Valley averages 20°C, 101 mm of rain, and about 18 days with 6+ hours of sunshine. Its climate-comfort score is 8.0/10.
- Is August a good time to visit Wachau Valley?
- August earns a 8.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Wachau Valley in August?
- Expect about 101 mm of rain in August. Average humidity is 71% and there are about 18 days with 6+ hours of sunshine.
Curated in Wachau Valley
Tickets & experiences
Things to do in Wachau Valley
Wachau Valley, Austria. Live activities and tours from GetYourGuide, matched to this destination.