Sand Lake Weather Forecast

    • 47
    • 69

    Rain Showers Likely

    • 43
    • 57

    Slight Chance Rain Showers

    • 47
    • 64

    Chance Rain Showers

    • 45
    • 63

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

    • 50
    • 69

    Mostly Sunny

Today 13 Sep Western and Central Chouteau County

Mostly sunny. Highs around 70. East Winds 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 13 Sep Western and Central Chouteau County

Mostly cloudy. Rain Showers likely and slight chance of Thunderstorms in the Evening, then slight chance of rain Showers after midnight. Lows in the mid 40s. West Winds 10 to 15 Mph with Gusts to around 40 Mph. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sand Lake Temperature Statistics

September Temperature

Malmstrom Air Force Base (32.3 miles)

  • Lowest 11 September, 2026

    46.6 °F

  • Average September

    63.4 °F

  • Highest 2 September, 2026

    87.7 °F

Climate (2021–2026)

Malmstrom Air Force Base (32.3 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59 °F
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