Sleepy Hollow Weather Forecast

    • 55
    • 73

    Becoming Sunny

    • 54
    • 74

    Partly Sunny

    • 52
    • 75

    Mostly Sunny

    • 54
    • 76

    Partly Sunny

    • 56
    • 79

    Partly Sunny

    • 57
    • 81

    Partly Sunny

Today 29 Jun San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy with patchy fog in the morning. Becoming sunny. Highs 75 to 81. Areas of Winds southwest to 10 Mph becoming 10 to 15 Mph with Gusts to 25 Mph in the afternoon.

Tonight 29 Jun San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 50 to 56. Areas of Winds southwest 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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Sleepy Hollow Temperature Statistics

June Temperature

Chino, Chino Airport (8.7 miles)

  • Lowest 20 June, 2026

    53.7 °F

  • Average June

    73.3 °F

  • Highest 12 June, 2026

    100.7 °F

Climate (2021–2026)

Chino, Chino Airport (8.7 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    81.1 °F
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