Muscupiabe Weather Forecast

    • 72
    • 100

    Hot

    • 72
    • 102

    Hot

    • 73
    • 103

    Hot

    • 72
    • 101

    Hot

    • 72
    • 100

    Hot

    • 70
    • 99

    Hot

Today 18 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy in the morning. Becoming mostly sunny. Highs 95 to 101. Light Winds becoming west 10 to 15 Mph in the afternoon.

Tonight 18 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. Lows 65 to 70. Areas of Winds west to 10 Mph in the evening becoming light.

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Muscupiabe Temperature Statistics

August Temperature

San Bernardino Intl. Airport (4.3 miles)

  • Lowest 15 August, 2026

    63.9 °F

  • Average August

    79 °F

  • Highest 1 August, 2026

    104 °F

Climate (2021–2026)

San Bernardino Intl. Airport (4.3 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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