Augusta Weather Forecast

    • 56
    • 81

    Chance Rain Showers

    • 53
    • 81

    Slight Chance Thunderstorms

    • 53
    • 83

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

    • 59
    • 87

    Partly Sunny

    • 55
    • 87

    Chance Rain Showers

Today 17 Aug Southern High Plains

Partly sunny. Slight chance of rain Showers early in the afternoon. Slight chance of Thunderstorms late in the afternoon. Highs in the upper 70s. West Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 17 Aug Southern High Plains

Partly cloudy. Lows in the mid 50s. West Winds up to 10 Mph.

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Augusta Temperature Statistics

August Temperature

Great Falls, Great Falls International Airport (46.6 miles)

  • Lowest 4 August, 2026

    38.6 °F

  • Average August

    65.3 °F

  • Highest 1 August, 2026

    102.7 °F

Climate (2021–2026)

Great Falls, Great Falls International Airport (46.6 miles)

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  • Average Low 2021–2026

    34.3 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    59 °F
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