Heart Lake Weather Forecast

    • 26
    • 39

    Increasing Clouds

    • 26
    • 36

    Partly Sunny

    • 25
    • 36

    Snow

    • 16
    • 26

    Snow Likely

    • 16
    • 24

    Chance Snow

    • 14
    • 24

    Chance Snow

Today 6 Feb Western Lemhi County

Mostly sunny. Highs in the mid 40s to lower 50s.

Tonight 6 Feb Western Lemhi County

Mostly cloudy. Lows in the 30s.

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Heart Lake Temperature Statistics

February Temperature

Salmon, Lemhi County Airport (34.2 miles)

  • Lowest 1 February, 2026

    19 °F

  • Average February

    32.6 °F

  • Highest 3 February, 2026

    48.9 °F

Climate (2021–Present)

Salmon, Lemhi County Airport (34.2 miles)

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  • Average Low 2021–2026

    32.8 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    58.7 °F
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