Blue Jay Weather Forecast

    • 61
    • 77

    Mostly Sunny

    • 63
    • 78

    Mostly Sunny

    • 62
    • 77

    Rain Showers Likely

    • 60
    • 68

    Rain Showers Likely

    • 59
    • 69

    Chance Rain Showers

    • 60
    • 72

    Mostly Sunny

    • 61
    • 73

    Mostly Sunny

Today 15 Sep San Bernardino County Mountains

Sunny. Highs 67 to 77 above 6000 feet to 78 to 86 below 6000 feet. Areas of Winds south 10 Mph.

Tonight 15 Sep San Bernardino County Mountains

Mostly clear. Lows 45 to 55 above 6000 feet to 55 to 65 below 6000 feet. Areas of Winds southwest 10 Mph.

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Blue Jay Temperature Statistics

September Temperature

San Bernardino Intl. Airport (10.6 miles)

  • Lowest 9 September, 2025

    60.8 °F

  • Average September

    75.6 °F

  • Highest 1 September, 2025

    100.4 °F

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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