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When to go · Lewistown, Montana

Lewistown, Montana in August

Great month. Inside Lewistown, Montana's best window: Jun–Sep for hiking, fishing and trails; late Jan for the Montana Winter Fair.

Key facts

Verdict
Great
Temperature
29°C (84°F) / 11°C (52°F)
average high / low
Rain days
7
Crowds
High
United States overall
Prices
High
United States overall

Verdict

GreatBest and avoid months for Lewistown, Montana

Inside Lewistown, Montana's best window: Jun–Sep for hiking, fishing and trails; late Jan for the Montana Winter Fair.

Is another month better than August?

No other month rates higher than August for Lewistown, Montana in this guide.

Weather in August

Long-term averages
  • Lewistown, MontanaHighs around 29 °C (84 °F), lows around 11 °C (52 °F), rain on about 7 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 Lewistown, Montana, side by side.

  • Verdict

    Aug: Great

    Jan: Great

  • Daytime high

    Aug: 29 °C (84 °F)

    Jan: 1 °C (34 °F)

  • Night low

    Aug: 11 °C (52 °F)

    Jan: -11 °C (12 °F)

  • Rain days

    Aug: 7

    Jan: 7

  • Crowds

    Aug: High

    Jan: Low

  • Prices

    Aug: High

    Jan: Low

  • Festivals listed

    Aug: 0

    Jan: 0

August: Inside Lewistown, Montana's best window: Jun–Sep for hiking, fishing and trails; late Jan for the Montana Winter Fair.

January: Inside Lewistown, Montana's best window: Jun–Sep for hiking, fishing and trails; late Jan for the Montana Winter Fair.

Lewistown, Montana: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings

Build the full packing list for your trip →

Across United States in August →