Lewis Island Weather Forecast

    • 41
    • 48

    Cloudy

    • 30
    • 53

    Rain Showers

    • 31
    • 55

    Partly Sunny

    • 35
    • 48

    Partly Sunny

    • 39
    • 52

    Rain Likely

    • 35
    • 53

    Slight Chance Rain Showers

Today 20 Mar Southern New Haven

Cloudy. Areas of fog early. Areas of fog. Highs in the lower 50s. Southeast Winds 5 to 10 Mph. Gusts up to 25 Mph early.

Tonight 20 Mar Southern New Haven

Showers. Areas of fog in the evening. Patchy fog after midnight. Lows in the upper 30s. Southeast Winds 5 to 10 Mph, becoming northeast after midnight. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewis Island Temperature Statistics

March Temperature

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

  • Lowest 3 March, 2025

    18.8 °F

  • Average March

    42.7 °F

  • Highest 18 March, 2025

    62.1 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    55.6 °F

  • Average High 2020–2025

    63.5 °F
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