Lewis Island Weather Forecast

    • 48
    • 70

    Mostly Sunny

    • 51
    • 66

    Partly Sunny

    • 47
    • 59

    Rain Showers

    • 47
    • 54

    Rain Showers

    • 48
    • 61

    Chance Rain Showers

    • 49
    • 63

    Chance Rain Showers

    • 51
    • 67

    Mostly Cloudy

Today 19 May Southern New Haven

Sunny. Highs around 70. Northwest Winds around 15 Mph with Gusts up to 35 Mph.

Tonight 19 May Southern New Haven

Mostly clear. Lows in the upper 40s. North Winds 10 to 15 Mph. Gusts up to 30 Mph this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewis Island Temperature Statistics

May Temperature

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

  • Lowest 1 May, 2025

    43.6 °F

  • Average May

    63.3 °F

  • Highest 8 May, 2025

    77.6 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    55.8 °F

  • Average High 2020–2025

    63.7 °F
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