Blue Jay Weather Forecast

    • 65
    • 84

    Sunny

    • 62
    • 78

    Mostly Sunny

    • 59
    • 75

    Sunny

    • 56
    • 72

    Sunny

    • 54
    • 72

    Mostly Sunny

    • 54
    • 70

    Sunny

    • 58
    • 71

    Mostly Sunny

Today 10 Sep San Bernardino County Mountains

Mostly sunny this Morning, then partly cloudy with a slight chance of Showers and Thunderstorms this afternoon. Warmer. Highs 76 to 86 above 6000 feet to 86 to 95 below 6000 feet. Areas of Winds west to 10 Mph becoming southwest with Gusts to 25 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 10 Sep San Bernardino County Mountains

Mostly clear. Cooler. Lows 52 to 62 above 6000 feet to 62 to 72 below 6000 feet. Areas of Winds west 10 to 15 Mph.

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Blue Jay Temperature Statistics

September Temperature

San Bernardino Intl. Airport (10.6 miles)

  • Lowest 2 September, 2026

    59 °F

  • Average September

    73.4 °F

  • Highest 8 September, 2026

    100.4 °F

Climate (2021–2026)

San Bernardino Intl. Airport (10.6 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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