Winthrop Weather Forecast

    • 56
    • 76

    Increasing Clouds

    • 55
    • 72

    Mostly Cloudy

    • 54
    • 77

    Rain Showers Likely

    • 55
    • 75

    Rain Showers Likely

    • 57
    • 77

    Chance Rain Showers

    • 57
    • 81

    Partly Sunny

Today 19 Jun Kennebec

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 70s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 19 Jun Kennebec

Partly cloudy. A slight chance of Showers after midnight. Lows in the mid 50s. West Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winthrop Temperature Statistics

June Temperature

Augusta, Augusta State Airport (8.7 miles)

  • Lowest 2 June, 2026

    41.6 °F

  • Average June

    67.4 °F

  • Highest 10 June, 2026

    87.7 °F

Climate (2021–2026)

Augusta, Augusta State Airport (8.7 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    57.6 °F
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