Ayer Weather Forecast

    • 51
    • 84

    Mostly Sunny

    • 51
    • 82

    Becoming Sunny

    • 60
    • 85

    Mostly Sunny

    • 60
    • 81

    Rain Showers Likely

    • 59
    • 77

    Rain Showers Likely

    • 61
    • 80

    Chance Rain Showers

    • 62
    • 83

    Slight Chance Thunderstorms

Today 25 Jul Northwest Middlesex County

Sunny. Near steady temperature in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 25 Jul Northwest Middlesex County

Mostly clear. Lows in the lower 50s. Southeast Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ayer Temperature Statistics

July Temperature

Fitchburg, Fitchburg Municipal Airport (8.1 miles)

  • Lowest 20 July, 2026

    55 °F

  • Average July

    74.6 °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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