Great Falls Weather Forecast

    • 63
    • 80

    Increasing Clouds

    • 62
    • 79

    Rain Showers Likely

    • 52
    • 76

    Rain Showers Likely

    • 45
    • 73

    Partly Sunny

    • 42
    • 69

    Mostly Sunny

    • 39
    • 67

    Mostly Sunny

Today 4 Nov Chester

Partly sunny. Highs in the upper 70s. Southeast Winds 5 to 10 Mph.

Tonight 4 Nov Chester

Mostly cloudy with a chance of Showers. Lows in the lower 60s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

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Great Falls Temperature Statistics

November Temperature

Lancaster County-mc Whirter Field (10.6 miles)

  • Lowest 1 November, 2026

    53.6 °F

  • Average November

    59.8 °F

  • Highest 1 November, 2026

    66.2 °F

Climate (2021–2026)

Lancaster County-mc Whirter Field (10.6 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    62.5 °F

  • Average High 2021–2026

    74 °F
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