Ashburnham Weather Forecast

    • 60
    • 77

    Increasing Clouds

    • 62
    • 79

    Chance Thunderstorms

    • 55
    • 77

    Chance Rain Showers

    • 55
    • 75

    Mostly Sunny

    • 62
    • 77

    Partly Sunny

    • 62
    • 80

    Slight Chance Rain Showers

Today 26 Aug Northern Worcester

Sunny. Highs in the upper 70s. West Winds around 5 Mph.

Tonight 26 Aug Northern Worcester

Partly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ashburnham Temperature Statistics

August Temperature

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

  • Lowest 16 August, 2026

    52 °F

  • Average August

    73.2 °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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