Lewis Island Weather Forecast

    • 30
    • 41

    Rain/Snow Likely

    • 22
    • 36

    Chance Snow

    • 17
    • 33

    Mostly Sunny

    • 14
    • 25

    Mostly Sunny

    • 27
    • 35

    Mostly Cloudy

    • 22
    • 39

    Chance Snow

Today 17 Jan Southern New Haven

Cloudy. A chance of snow and rain this Morning, then rain and snow this afternoon. Little or no snow accumulation. Highs around 40. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon. Chance of precipitation 80 percent.

Tonight 17 Jan Southern New Haven

Mostly cloudy. A chance of rain in the Evening, then a slight chance of snow after midnight. Lows in the upper 20s. Southwest Winds around 5 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewis Island Temperature Statistics

January Temperature

New Haven, Tweed-New Haven Airport (6.2 miles)

  • Lowest 1 January, 2026

    21.9 °F

  • Average January

    36.3 °F

  • Highest 9 January, 2026

    51.1 °F

Climate (2021–Present)

New Haven, Tweed-New Haven Airport (6.2 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    63.7 °F
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