Ashburnham Weather Forecast

    • 57
    • 77

    Becoming Sunny

    • 50
    • 70

    Chance Rain Showers

    • 48
    • 66

    Mostly Sunny

    • 52
    • 72

    Partly Sunny

    • 49
    • 71

    Partly Sunny

    • 56
    • 69

    Chance Rain Showers

Today 4 Sep Northern Worcester

Mostly sunny. Near steady temperature in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 4 Sep Northern Worcester

Mostly clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ashburnham Temperature Statistics

September Temperature

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

  • Lowest 1 September, 2026

    61 °F

  • Average September

    65.6 °F

  • Highest 2 September, 2026

    73.9 °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

    51.6 °F

  • Average High 2021–2026

    61.5 °F
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