Ashburnham Weather Forecast

    • 59
    • 75

    Increasing Clouds

    • 60
    • 74

    Chance Rain Showers

    • 44
    • 71

    Mostly Sunny

    • 47
    • 63

    Chance Rain Showers

    • 46
    • 58

    Rain Showers Likely

    • 46
    • 61

    Chance Rain Showers

    • 45
    • 60

    Slight Chance Rain Showers

Today 16 Sep Northern Worcester

Mostly sunny. Highs in the lower 60s.

Tonight 16 Sep Northern Worcester

Partly cloudy this Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ashburnham Temperature Statistics

September Temperature

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

  • Lowest 12 September, 2026

    46 °F

  • Average September

    65.4 °F

  • Highest 10 September, 2026

    84.9 °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

    51.5 °F

  • Average High 2021–2026

    61.5 °F
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