Ashburnham Weather Forecast

    • 45
    • 64

    Increasing Clouds

    • 49
    • 53

    Rain Showers

    • 41
    • 63

    Mostly Cloudy

    • 41
    • 57

    Mostly Cloudy

    • 40
    • 58

    Slight Chance Rain Showers

    • 42
    • 56

    Chance Rain Showers

    • 43
    • 59

    Chance Rain Showers

Today 19 Sep Northern Worcester

Mostly sunny and cooler. Near steady temperature in the mid 60s. East Winds around 5 Mph.

Tonight 19 Sep Northern Worcester

Partly cloudy. Lows in the mid 40s. South 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 15 September, 2026

    44.1 °F

  • Average September

    65.3 °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

    41.2 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.5 °F
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