When to go · Wisconsin Dells
Wisconsin Dells in August
Great month. Inside Wisconsin Dells's best window: Jun–Aug for water parks; late May and September for boat tours with fewer crowds.
Key facts
- Verdict
- Great
- Temperature
- 27°C (81°F)81°F (27°C) / 15°C (59°F)59°F (15°C)
- average high / low
- Rain days
- 10
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Wisconsin Dells's best window: Jun–Aug for water parks; late May and September for boat tours with fewer crowds.
Is another month better than August?
No other month rates higher than August for Wisconsin Dells in this guide.
Weather in August
- Wisconsin DellsHighs around 27 °C (81 °F), lows around 15 °C (59 °F), rain on about 10 daysHighs around 81 °F (27 °C), lows around 59 °F (15 °C), rain on about 10 days
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Wisconsin Dells, side by side.
Verdict
Aug: Great
May: Great
Daytime high
Aug: 27 °C (81 °F)81 °F (27 °C)
May: 21 °C (70 °F)70 °F (21 °C)
Night low
Aug: 15 °C (59 °F)59 °F (15 °C)
May: 8 °C (46 °F)46 °F (8 °C)
Rain days
Aug: 10 (better)
May: 11
Crowds
Aug: High
May: Medium
Prices
Aug: High
May: Medium
Festivals listed
Aug: 0
May: 1
August: Inside Wisconsin Dells's best window: Jun–Aug for water parks; late May and September for boat tours with fewer crowds.
May: Inside Wisconsin Dells's best window: Jun–Aug for water parks; late May and September for boat tours with fewer crowds.
Wisconsin Dells: figures are long-term averages from this guide, not a forecast.
What to pack
- A rain jacket or umbrella and shoes that dry fast