Ashburnham Weather Forecast

    • 54
    • 73

    Chance Rain Showers

    • 54
    • 75

    Slight Chance Thunderstorms

    • 55
    • 70

    Rain Showers

    • 56
    • 76

    Mostly Sunny

    • 57
    • 79

    Partly Sunny

    • 57
    • 78

    Chance Rain Showers

Today 20 Jun Northern Worcester

Sunny. A slight chance of Showers and Thunderstorms. Highs in the lower 80s. West Winds around 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 20 Jun Northern Worcester

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the lower 60s. West Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 20 percent.

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Ashburnham Temperature Statistics

June Temperature

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

  • Lowest 1 June, 2026

    43 °F

  • Average June

    71.1 °F

  • Highest 11 June, 2026

    93 °F

Climate (2021–2026)

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    41.4 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.5 °F
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