Longs Reservoir Weather Forecast

    • 54
    • 79

    Rain Showers Likely

    • 54
    • 70

    Rain Showers

    • 49
    • 68

    Rain Showers

    • 50
    • 72

    Partly Sunny

    • 55
    • 78

    Chance Thunderstorms

    • 57
    • 83

    Chance Rain Showers

Today 12 Aug Dawson

Partly sunny. A slight chance of Showers in the Morning, then a chance of Thunderstorms in the afternoon. Highs in the lower 80s. Northeast wind 10 to 15 Mph. Chance of rain 50 percent.

Tonight 12 Aug Dawson

Mostly clear. Lows in the upper 50s. Northeast wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Longs Reservoir Temperature Statistics

August Temperature

Glendive, Dawson Community Airport (36 miles)

  • Lowest 4 August, 2026

    44.1 °F

  • Average August

    72.2 °F

  • Highest 1 August, 2026

    104 °F

Climate (2021–2026)

Glendive, Dawson Community Airport (36 miles)

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  • Average Low 2021–2026

    33.7 °F

  • Average 2021–2026

    45.1 °F

  • Average High 2021–2026

    56.5 °F
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