Running Springs Weather Forecast

    • 50
    • 63

    Becoming Sunny

    • 54
    • 67

    Sunny

    • 57
    • 73

    Sunny

    • 61
    • 77

    Sunny

    • 61
    • 77

    Sunny

    • 60
    • 77

    Sunny

Today 28 Sep San Bernardino County Mountains

Mostly sunny. Highs 57 to 67 above 6000 feet to 66 to 74 below 6000 feet. Areas of Winds south 10 to 20 Mph with Gusts to 30 Mph.

Tonight 28 Sep San Bernardino County Mountains

Partly cloudy in the evening. Becoming mostly clear. Lows 35 to 45 above 6000 feet to 44 to 54 below 6000 feet. Areas of Winds northwest 10 to 20 Mph with Gusts to 30 Mph.

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Running Springs Temperature Statistics

September Temperature

San Bernardino Intl. Airport (11.2 miles)

  • Lowest 19 September, 2026

    57.2 °F

  • Average September

    73.9 °F

  • Highest 9 September, 2026

    105.8 °F

Climate (2021–2026)

San Bernardino Intl. Airport (11.2 miles)

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  • Average Low 2021–2026

    54.2 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    80.3 °F
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