Sandwich Weather Forecast

    • 60
    • 68

    Rain Showers

    • 58
    • 66

    Rain Showers Likely

    • 56
    • 64

    Mostly Cloudy

    • 58
    • 67

    Partly Sunny

    • 60
    • 71

    Partly Sunny

    • 58
    • 71

    Mostly Cloudy

Today 27 Sep Barnstable

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Patchy fog. Near steady temperature in the mid 60s. Northeast Winds 15 to 20 Mph with Gusts up to 50 Mph. Chance of rain 50 percent.

Tonight 27 Sep Barnstable

Showers likely with a chance of Thunderstorms in the Evening, then Showers likely after midnight. Patchy fog. Lows in the upper 50s. Northeast Winds 15 to 20 Mph. Gusts up to 35 Mph, decreasing to 25 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sandwich Temperature Statistics

September Temperature

Otis Air National Guard Base (7.5 miles)

  • Lowest 16 September, 2026

    46.4 °F

  • Average September

    64.5 °F

  • Highest 4 September, 2026

    80.6 °F

Climate (2021–2026)

Otis Air National Guard Base (7.5 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    59.1 °F
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