Hillsboro Weather Forecast

    • 18
    • 28

    Increasing Clouds

    • 21
    • 39

    Partly Sunny

    • 34
    • 45

    Rain

    • 17
    • 51

    Chance Rain

    • 23
    • 30

    Slight Chance Snow

    • 17
    • 38

    Partly Sunny

Today 16 Dec Western And Central Hillsborough

Partly sunny. Highs in the upper 20s. Light and variable Winds.

Tonight 16 Dec Western And Central Hillsborough

Partly cloudy. Lows around 19. Light and variable Winds, becoming southwest around 10 Mph with Gusts up to 25 Mph after midnight.

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Hillsboro Temperature Statistics

December Temperature

Concord Municipal Airport (20.5 miles)

  • Lowest 9 December, 2025

    -8 °F

  • Average December

    22.7 °F

  • Highest 1 December, 2025

    37 °F

Climate (2020–Present)

Concord Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.1 °F
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