Peterborough Weather Forecast

    • 15
    • 38

    Decreasing Clouds

    • 20
    • 28

    Chance Snow

    • 25
    • 34

    Snow

    • 19
    • 35

    Mostly Cloudy

    • 26
    • 36

    Chance Rain/Snow

    • 21
    • 41

    Chance Snow Showers

Today 21 Dec Western And Central Hillsborough

Mostly sunny. Highs in the upper 30s. Temperatures falling into the upper 20s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Dec Western And Central Hillsborough

Partly cloudy in the Evening, then clearing. Lows around 16. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Peterborough Temperature Statistics

December Temperature

Jaffrey Airport-Silver Ranch (5 miles)

  • Lowest 9 December, 2025

    -8 °F

  • Average December

    25.7 °F

  • Highest 19 December, 2025

    55.9 °F

Climate (2020–Present)

Jaffrey Airport-Silver Ranch (5 miles)

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  • Average Low 2020–2025

    38.7 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    58.3 °F
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