Wellesley Island State Park Weather Forecast

    • 45
    • 61

    Mostly Sunny

    • 42
    • 56

    Rain Showers Likely

    • 34
    • 45

    Rain Showers Likely

    • 30
    • 45

    Mostly Cloudy

    • 38
    • 49

    Chance Rain/Snow

    • 37
    • 47

    Rain Showers Likely

    • 29
    • 41

    Rain Showers Likely

Today 4 Mar Jefferson

Sunny, warm with Highs Ranging from the upper 50s along the lake Ontario shore to the mid 60s inland. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wellesley Island State Park Temperature Statistics

March Temperature

Watertown, Watertown International Airport (21.1 miles)

  • Lowest 2 March, 2024

    42.1 °F
  • Average March

    43 °F
  • Highest 2 March, 2024

    45 °F

Climate (2019–Present)

Watertown, Watertown International Airport (21.1 miles)

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  • Average Low 2019–2024

    38.6 °F
  • Average 2019–2024

    48.2 °F
  • Average High 2019–2024

    56.8 °F
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