Lake Gregory Weather Forecast

    • 67
    • 80

    Rain Showers Likely

    • 68
    • 80

    Chance Thunderstorms

    • 64
    • 79

    Slight Chance Thunderstorms

    • 61
    • 77

    Mostly Sunny

    • 60
    • 75

    Mostly Sunny

    • 60
    • 75

    Sunny

    • 59
    • 76

    Sunny

Today 2 Sep San Bernardino County Mountains

Mostly cloudy this morning. Becoming cloudy. A slight chance of Thunderstorms. A chance of Showers this Morning, then Showers likely this afternoon. Highs 68 to 78 above 6000 feet to 78 to 88 below 6000 feet. Areas of Winds southeast 10 to 15 Mph. Gusts to 25 Mph this morning. Chance of measurable precipitation 70 percent.

Tonight 2 Sep San Bernardino County Mountains

Partly cloudy with a chance of Showers and Thunderstorms. Cooler. Lows 46 to 56 above 6000 feet to 57 to 67 below 6000 feet. Areas of Winds east to 10 Mph. Near ridge Tops and along desert Slopes, Areas of Winds east to 10 Mph this evening becoming light. Chance of measurable precipitation 50 percent.

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Lake Gregory Temperature Statistics

September Temperature

San Bernardino Intl. Airport (10.6 miles)

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  • Average September

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Climate (2020–Present)

San Bernardino Intl. Airport (10.6 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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