Isabella Lake Weather Forecast

    • 61
    • 88

    Mostly Sunny

    • 63
    • 89

    Partly Sunny

    • 59
    • 84

    Mostly Sunny

    • 62
    • 86

    Mostly Sunny

    • 64
    • 91

    Mostly Sunny

    • 65
    • 92

    Mostly Sunny

Today 19 Sep Kern River Valley

Warmer, sunny. Highs 84 to 90. East Winds up to 5 Mph shifting to the south in the afternoon.

Tonight 19 Sep Kern River Valley

Mostly clear. Lows in the lower 60s. West Winds up to 5 Mph with Gusts to around 20 Mph shifting to the northeast after midnight.

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Isabella Lake Temperature Statistics

September Temperature

Tehachapi Municipal Airport (36 miles)

  • Lowest 2 September, 2026

    42.8 °F

  • Average September

    66.9 °F

  • Highest 9 September, 2026

    93.2 °F

Climate (2021–2026)

Tehachapi Municipal Airport (36 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    68.4 °F
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