Crystal Lake Weather Forecast

    • 45
    • 54

    Mostly Sunny

    • 47
    • 60

    Partly Sunny

    • 50
    • 60

    Partly Sunny

    • 51
    • 63

    Mostly Sunny

    • 47
    • 63

    Partly Sunny

    • 47
    • 55

    Chance Rain

Today 30 Jan Eastern San Gabriel Mountains

Sunny. Highs from the mid 50s to around 60 at low Elevations to the mid 40s to around 50 at high Elevations.

Tonight 30 Jan Eastern San Gabriel Mountains

Mostly clear. Lows in the mid 30s to mid 40s except the upper 20s to mid 30s Colder Valleys and Slopes.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

January Temperature

Brackett Field Airport (15.5 miles)

  • Lowest 21 January, 2025

    37.4 °F

  • Average January

    57.5 °F

  • Highest 2 January, 2025

    80.6 °F

Climate (2020–Present)

Brackett Field Airport (15.5 miles)

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  • Average Low 2020–2025

    55.6 °F

  • Average 2020–2025

    67.7 °F

  • Average High 2020–2025

    75.5 °F
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