Ashburnham Weather Forecast

    • 56
    • 73

    Rain Showers Likely

    • 53
    • 75

    Mostly Sunny

    • 53
    • 73

    Mostly Sunny

    • 57
    • 77

    Mostly Sunny

    • 60
    • 79

    Chance Rain Showers

    • 59
    • 78

    Chance Rain Showers

Today 23 Aug Northern Worcester

Showers with a slight chance of Thunderstorms. Areas of fog this morning. Highs in the mid 70s. East Winds around 5 Mph. Chance of rain near 100 percent.

Tonight 23 Aug Northern Worcester

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Areas of fog after midnight. Lows in the upper 50s. South Winds around 5 Mph, becoming southwest after midnight. Chance of rain 40 percent.

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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

    74 °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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