Crystal Lake Weather Forecast

    • 58
    • 66

    Breezy

    • 57
    • 66

    Partly Sunny

    • 57
    • 66

    Mostly Sunny

    • 49
    • 66

    Mostly Sunny

    • 48
    • 62

    Mostly Sunny

    • 46
    • 59

    Mostly Sunny

    • 44
    • 55

    Partly Sunny

Today 16 Jan Eastern San Gabriel Mountains

Sunny. Highs from the upper 60s and 70s at low Elevations to the mid 40s to lower 50s at high Elevations. Northeast Winds 15 to 25 Mph.

Tonight 16 Jan Eastern San Gabriel Mountains

Clear. Lows in the mid 50s to mid 60s except around 40 Colder Valleys and Slopes. Northeast Winds 15 to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

January Temperature

Brackett Field Airport (15.5 miles)

  • Lowest 10 January, 2026

    35.6 °F

  • Average January

    58.5 °F

  • Highest 14 January, 2026

    82.4 °F

Climate (2021–Present)

Brackett Field Airport (15.5 miles)

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  • Average Low 2021–2026

    55.6 °F

  • Average 2021–2026

    67.6 °F

  • Average High 2021–2026

    75.5 °F
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