Big Jim Mountain Lakes Weather Forecast

    • 43
    • 56

    Increasing Clouds

    • 40
    • 46

    Chance Rain Showers

    • 42
    • 51

    Partly Sunny

    • 46
    • 59

    Mostly Cloudy

    • 44
    • 55

    Chance Rain Showers

    • 42
    • 46

    Chance Rain Showers

Today 28 Aug Western Chelan County

Mostly cloudy in the morning then clearing. Highs in the upper 60s to upper 70s. Gusts up to 25 Mph.

Tonight 28 Aug Western Chelan County

Partly cloudy in the Evening, then cloudy with a chance of rain Showers overnight. Lows in the upper 40s to upper 50s. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Jim Mountain Lakes Temperature Statistics

August Temperature

Wenatchee - Pangborn Memorial Airport (34.2 miles)

  • Lowest 3 August, 2026

    55.7 °F

  • Average August

    77 °F

  • Highest 7 August, 2026

    99.6 °F

Climate (2021–2026)

Wenatchee - Pangborn Memorial Airport (34.2 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.8 °F
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