Winchester Weather Forecast

    • 62
    • 74

    Slight Chance Rain Showers

    • 61
    • 75

    Rain Showers

    • 53
    • 75

    Slight Chance Rain Showers

    • 55
    • 71

    Partly Sunny

    • 62
    • 79

    Partly Sunny

    • 60
    • 80

    Chance Rain Showers

Today 12 Sep Southeast Middlesex

Sunny. Highs in the mid 70s. Northeast Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 12 Sep Southeast Middlesex

Clear. Lows in the lower 50s. North Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchester Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 7 September, 2026

    46.9 °F

  • Average September

    65.7 °F

  • Highest 4 September, 2026

    84 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.7 °F
Get WillyWeather+ to remove ads