Salmon River RV Park Weather Forecast

    • 49
    • 71

    Rain Showers

    • 46
    • 66

    Rain Showers

    • 50
    • 75

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 51
    • 80

    Mostly Sunny

    • 52
    • 82

    Partly Sunny

Today 18 Sep Eastern Lemhi County

Partly cloudy. Highs in the 70s.

Tonight 18 Sep Eastern Lemhi County

Rain Showers likely and a chance of Thunderstorms until early Morning, then rain Showers likely late in the night. Patchy fog late in the night. Chance of precipitation near 100 percent. Lows in the 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Salmon River RV Park Temperature Statistics

September Temperature

Salmon, Lemhi County Airport (14.9 miles)

  • Lowest 15 September, 2026

    35.1 °F

  • Average September

    57.9 °F

  • Highest 10 September, 2026

    82.9 °F

Climate (2021–2026)

Salmon, Lemhi County Airport (14.9 miles)

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  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    59.1 °F
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