Ashburnham Weather Forecast

    • 63
    • 72

    Chance Rain Showers

    • 60
    • 79

    Chance Rain Showers

    • 60
    • 81

    Mostly Sunny

    • 56
    • 78

    Slight Chance Thunderstorms

    • 56
    • 78

    Partly Sunny

    • 56
    • 75

    Chance Rain Showers

Today 17 Aug Northern Worcester

Mostly cloudy. Showers Likely, mainly this morning. Patchy fog. Highs in the mid 70s. South Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southeast this afternoon. Chance of rain 60 percent.

Tonight 17 Aug Northern Worcester

Mostly cloudy. Patchy fog. A slight chance of Showers in the evening. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph, becoming north after midnight. Chance of rain 20 percent.

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Ashburnham Temperature Statistics

August Temperature

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

  • Lowest 4 August, 2026

    59 °F

  • Average August

    75.6 °F

  • Highest 6 August, 2026

    90 °F

Climate (2021–2026)

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.5 °F
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