Canaan Lake Weather Forecast

    • 30
    • 48

    Rain Likely

    • 19
    • 37

    Rain/Snow Likely

    • 8
    • 26

    Partly Sunny

    • 9
    • 20

    Partly Sunny

    • 10
    • 21

    Partly Sunny

    • 20
    • 30

    Partly Sunny

Today 18 Jan Southwest Suffolk

Mostly cloudy. A slight chance of rain Showers in the Morning, then rain in the afternoon. Highs in the upper 40s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 80 percent.

Tonight 18 Jan Southwest Suffolk

Mostly cloudy. A slight chance of rain in the evening. Lows in the lower 30s. Southwest Winds 10 to 15 Mph, becoming west 5 to 10 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Real-Time

Canaan Lake Temperature Statistics

January Temperature

Islip, Long Island Mac Arthur Airport (3.7 miles)

  • Lowest 7 January, 2025

    19.9 °F

  • Average January

    32.6 °F

  • Highest 1 January, 2025

    54.6 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (3.7 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    62.8 °F
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