Rimforest Weather Forecast

    • 65
    • 80

    Mostly Sunny

    • 66
    • 81

    Mostly Sunny

    • 66
    • 80

    Partly Sunny

    • 64
    • 75

    Chance Rain Showers

    • 63
    • 74

    Chance Rain Showers

    • 60
    • 73

    Chance Rain Showers

Today 15 Sep San Bernardino County Mountains

Mostly sunny. Highs 68 to 78 above 6000 feet to 78 to 87 below 6000 feet. Areas of Winds southeast to 10 Mph becoming south with Gusts to 25 Mph in the afternoon.

Tonight 15 Sep San Bernardino County Mountains

Mostly clear. Lows 45 to 55 above 6000 feet to 56 to 66 below 6000 feet. Areas of Winds southwest 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rimforest Temperature Statistics

September Temperature

San Bernardino Intl. Airport (9.3 miles)

  • Lowest 9 September, 2025

    60.8 °F

  • Average September

    76.3 °F

  • Highest 1 September, 2025

    100.4 °F

Climate (2020–Present)

San Bernardino Intl. Airport (9.3 miles)

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  • Average Low 2020–2025

    54.1 °F

  • Average 2020–2025

    63.2 °F

  • Average High 2020–2025

    80.5 °F
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