Heather Lake Weather Forecast

    • 46
    • 63

    Rain Showers

    • 45
    • 47

    Rain Showers

    • 41
    • 51

    Mostly Cloudy

    • 42
    • 59

    Partly Sunny

    • 46
    • 68

    Sunny

    • 48
    • 71

    Sunny

    • 49
    • 71

    Mostly Sunny

Today 12 Sep Western Chelan County

Mostly cloudy. Highs in the upper 60s to upper 70s.

Tonight 12 Sep Western Chelan County

A chance of rain Showers in the Evening, then rain Showers overnight. Lows in the upper 40s to lower 50s. Gusts up to 20 Mph overnight. Chance of precipitation near 100 percent. Rainfall Amounts up to three Quarters of an inch possible.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heather Lake Temperature Statistics

September Temperature

Stampede Pass (41 miles)

  • Lowest 3 September, 2026

    39.9 °F

  • Average September

    51.5 °F

  • Highest 9 September, 2026

    71.1 °F

Climate (2021–2026)

Stampede Pass (41 miles)

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  • Average Low 2021–2026

    36.1 °F

  • Average 2021–2026

    41.5 °F

  • Average High 2021–2026

    48.2 °F
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