Ayer Weather Forecast

    • 57
    • 75

    Rain Showers

    • 57
    • 71

    Rain Showers

    • 59
    • 80

    Chance Thunderstorms

    • 62
    • 84

    Partly Sunny

    • 63
    • 84

    Chance Rain Showers

    • 61
    • 82

    Chance Rain Showers

Today 29 Jul Northwest Middlesex County

Cloudy. A chance of Showers with isolated Thunderstorms in the Morning, then Showers with isolated Thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Humid with Highs in the mid 70s. East Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

Tonight 29 Jul Northwest Middlesex County

Showers. Lows in the upper 50s. Northeast Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

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Ayer Temperature Statistics

July Temperature

Fitchburg, Fitchburg Municipal Airport (8.1 miles)

  • Lowest 26 July, 2026

    48.9 °F

  • Average July

    73.9 °F

  • Highest 2 July, 2026

    97 °F

Climate (2021–2026)

Fitchburg, Fitchburg Municipal Airport (8.1 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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