Shirley Weather Forecast

    • 60
    • 83

    Increasing Clouds

    • 60
    • 78

    Chance Rain Showers

    • 60
    • 77

    Rain Showers

    • 62
    • 77

    Rain Showers Likely

    • 59
    • 79

    Chance Rain Showers

    • 57
    • 75

    Chance Rain Showers

Today 30 Aug Northwest Middlesex County

Mostly sunny. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 30 Aug Northwest Middlesex County

Mostly cloudy. Near steady temperature in the upper 50s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shirley Temperature Statistics

August Temperature

Fitchburg, Fitchburg Municipal Airport (5 miles)

  • Lowest 16 August, 2026

    52 °F

  • Average August

    72.8 °F

  • Highest 6 August, 2026

    90 °F

Climate (2021–2026)

Fitchburg, Fitchburg Municipal Airport (5 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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