When to go · Aarau
Aarau in August
Great month. Inside Aarau's best window: May–Sep.
Key facts
- Verdict
- Great
- Temperature
- 25°C (77°F)77°F (25°C) / 16°C (61°F)61°F (16°C)
- average high / low
- Rain days
- 7
- Crowds
- High
- Switzerland overall
- Prices
- High
- Switzerland overall
Verdict
Inside Aarau's best window: May–Sep.
Is another month better than August?
No other month rates higher than August for Aarau in this guide.
Weather in August
- AarauHighs around 25 °C (77 °F), lows around 16 °C (61 °F), rain on about 7 daysHighs around 77 °F (25 °C), lows around 61 °F (16 °C), rain on about 7 days
Crowds and prices
- Crowds · Switzerland overall
- High
- Prices · Switzerland overall
- High
Switzerland overall: National Day on 1 August; Locarno Film Festival; river swimming in Bern, Basel and Zurich.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Aarau, side by side.
Verdict
Aug: Great
May: Great
Daytime high
Aug: 25 °C (77 °F)77 °F (25 °C)
May: 19 °C (66 °F)66 °F (19 °C)
Night low
Aug: 16 °C (61 °F)61 °F (16 °C)
May: 11 °C (52 °F)52 °F (11 °C)
Rain days
Aug: 7 (better)
May: 9
Crowds
Aug: High
May: Low
Prices
Aug: High
May: Low
Festivals listed
Aug: 0
May: 0
August: Inside Aarau's best window: May–Sep.
May: Inside Aarau's best window: May–Sep.
Aarau: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.