Peterborough Weather Forecast

    • 49
    • 58

    Rain

    • 49
    • 57

    Rain

    • 50
    • 57

    Rain Showers Likely

    • 51
    • 64

    Partly Sunny

    • 53
    • 70

    Partly Sunny

Today 26 Sep Western And Central Hillsborough

Mostly cloudy. A chance of rain this Morning, then rain this afternoon. Highs in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 26 Sep Western And Central Hillsborough

Rain. Lows around 50. Northeast Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 90 percent.

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Peterborough Temperature Statistics

September Temperature

Jaffrey Airport-Silver Ranch (5 miles)

  • Lowest 23 September, 2026

    37.9 °F

  • Average September

    60.8 °F

  • Highest 10 September, 2026

    81 °F

Climate (2021–2026)

Jaffrey Airport-Silver Ranch (5 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    58.1 °F
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