Crestline Park Weather Forecast

    • 44
    • 61

    Becoming Sunny

    • 43
    • 58

    Mostly Sunny

    • 49
    • 63

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 42
    • 62

    Mostly Sunny

    • 38
    • 54

    Mostly Sunny

    • 38
    • 49

    Partly Sunny

Today 18 Apr San Bernardino County Mountains

Partly cloudy. Highs 61 to 71 above 6000 feet to 67 to 77 below 6000 feet. Areas of Winds south 10 to 20 Mph. Gusts to 25 Mph. Becoming 35 Mph this afternoon.

Tonight 18 Apr San Bernardino County Mountains

Clear this evening. Becoming partly cloudy. Colder. Lows 35 to 45 above 6000 feet to 41 to 50 below 6000 feet. Areas of Winds west 10 to 20 Mph. Gusts to 30 Mph. Becoming 25 Mph overnight.

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Crestline Park Temperature Statistics

April Temperature

San Bernardino Intl. Airport (10.6 miles)

  • Lowest 6 April, 2024

    37.4 °F

  • Average April

    55.4 °F

  • Highest 11 April, 2024

    89.6 °F

Climate (2019–Present)

San Bernardino Intl. Airport (10.6 miles)

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  • Average Low 2019–2024

    54.4 °F

  • Average 2019–2024

    63.5 °F

  • Average High 2019–2024

    80.7 °F
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