Rimforest Weather Forecast

    • 58
    • 72

    Sunny

    • 60
    • 77

    Sunny

    • 63
    • 81

    Sunny

    • 68
    • 84

    Mostly Sunny

    • 68
    • 83

    Sunny

    • 67
    • 82

    Sunny

    • 65
    • 80

    Sunny

Today 29 Sep San Bernardino County Mountains

Sunny. Highs 67 to 77 above 6000 feet to 78 to 86 below 6000 feet.

Tonight 29 Sep San Bernardino County Mountains

Mostly clear. Lows 40 to 50 above 6000 feet to 49 to 59 below 6000 feet. Areas of Winds north 15 to 25 Mph. Gusts to 40 Mph. Becoming 35 Mph overnight.

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Rimforest Temperature Statistics

September Temperature

San Bernardino Intl. Airport (9.3 miles)

  • Lowest 19 September, 2026

    57.2 °F

  • Average September

    74.2 °F

  • Highest 9 September, 2026

    105.8 °F

Climate (2021–2026)

San Bernardino Intl. Airport (9.3 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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