San Antonio Park Weather Forecast

    • 60
    • 80

    Mostly Cloudy

    • 58
    • 76

    Mostly Cloudy

    • 58
    • 77

    Mostly Sunny

    • 61
    • 80

    Mostly Sunny

    • 63
    • 82

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

Today 12 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Patchy dense fog in the morning. Partly cloudy. Highs 86 to 93. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph in the afternoon.

Tonight 12 Aug San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy in the evening. Becoming mostly cloudy. Lows 58 to 63. Areas of Winds southwest 10 to 15 Mph with Gusts to 25 Mph becoming south overnight.

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San Antonio Park Temperature Statistics

August Temperature

Brackett Field Airport (6.8 miles)

  • Lowest 4 August, 2026

    64.4 °F

  • Average August

    82.3 °F

  • Highest 8 August, 2026

    98.6 °F

Climate (2021–2026)

Brackett Field Airport (6.8 miles)

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  • Average Low 2021–2026

    56 °F

  • Average 2021–2026

    68 °F

  • Average High 2021–2026

    75.9 °F
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