Ashburnham Weather Forecast

    • 44
    • 50

    Rain Showers

    • 54
    • 73

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

    • 63
    • 86

    Partly Sunny

    • 56
    • 84

    Chance Rain Showers

Today 15 May Northern Worcester

Cloudy. Showers with Areas of Drizzle, mainly in the morning. Areas of fog. Highs in the mid 50s. North Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 15 May Northern Worcester

Mostly cloudy with a chance of Showers with Areas of drizzle. Areas of fog. Near steady temperature in the upper 40s. Northwest Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ashburnham Temperature Statistics

May Temperature

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

  • Lowest 3 May, 2026

    34 °F

  • Average May

    53.2 °F

  • Highest 5 May, 2026

    82.9 °F

Climate (2021–Present)

Fitchburg, Fitchburg Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    41.4 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.5 °F
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