Thurso Bay Weather Forecast

    • 44
    • 58

    Increasing Clouds

    • 37
    • 67

    Rain Showers

    • 29
    • 42

    Chance Rain Showers

    • 29
    • 38

    Partly Sunny

    • 37
    • 45

    Slight Chance Rain Showers

    • 35
    • 51

    Partly Sunny

Today 17 Apr Jefferson

Becoming mostly sunny. Highs Ranging from the upper 50s along the lake Ontario shore to the lower 60s inland. Light Winds.

Tonight 17 Apr Jefferson

Mainly clear this Evening, then becoming partly cloudy. Lows Ranging from the lower 40s along the lake Ontario shore to the upper 40s across the tug hill. Light Winds, becoming south 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thurso Bay Temperature Statistics

April Temperature

Watertown, Watertown International Airport (21.1 miles)

  • Lowest 8 April, 2026

    12.7 °F

  • Average April

    45 °F

  • Highest 3 April, 2026

    73.7 °F

Climate (2021–Present)

Watertown, Watertown International Airport (21.1 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.5 °F
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