Ayer Weather Forecast

    • 27
    • 54

    Sunny

    • 39
    • 61

    Sunny

    • 43
    • 68

    Partly Sunny

    • 46
    • 67

    Mostly Cloudy

    • 50
    • 69

    Mostly Cloudy

    • 52
    • 69

    Chance Rain Showers

Today 31 Oct Northwest Middlesex County

Sunny, cooler with Highs in the lower 50s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the morning.

Tonight 31 Oct Northwest Middlesex County

Clear, Colder with Lows in the upper 20s. West Winds around 5 Mph.

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Ayer Temperature Statistics

October Temperature

Fitchburg, Fitchburg Municipal Airport (8.1 miles)

  • Lowest 24 October, 2026

    27 °F

  • Average October

    51.8 °F

  • Highest 2 October, 2026

    84.9 °F

Climate (2021–2026)

Fitchburg, Fitchburg Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    41.1 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    61.5 °F
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