Winthrop Weather Forecast

    • 34
    • 45

    Chance Rain Showers

    • 42
    • 53

    Chance Rain Showers

    • 51
    • 62

    Chance Rain Showers

    • 44
    • 66

    Rain Showers Likely

    • 41
    • 55

    Rain Showers Likely

    • 40
    • 55

    Rain Showers Likely

    • 37
    • 54

    Chance Rain Showers

Today 2 May Northern St. Lawrence

Mostly cloudy with scattered rain Showers. Highs in the lower 50s. West Winds around 10 Mph. Chance of rain 50 percent.

Tonight 2 May Northern St. Lawrence

Partly cloudy. A chance of rain Showers until midnight. Patchy frost after midnight. Lows in the lower 30s. Southwest Winds around 10 Mph until Midnight, becoming light and variable. Chance of rain 30 percent.

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Winthrop Temperature Statistics

May Temperature

Massena, Massena International-Richards Field (9.9 miles)

  • Lowest

  • Average May

  • Highest

Climate (2021–Present)

Massena, Massena International-Richards Field (9.9 miles)

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  • Average Low 2021–2026

    36.1 °F
  • Average 2021–2026

    46.2 °F
  • Average High 2021–2026

    55.8 °F
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