Ayer Weather Forecast

    • 63
    • 88

    Slight Chance Rain Showers

    • 60
    • 85

    Partly Sunny

    • 60
    • 84

    Mostly Sunny

    • 65
    • 89

    Mostly Sunny

    • 72
    • 93

    Partly Sunny

    • 68
    • 93

    Partly Sunny

Today 10 Jul Northwest Middlesex County

Partly sunny. A slight chance of Showers with isolated Thunderstorms this afternoon. Highs in the upper 80s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 10 Jul Northwest Middlesex County

Partly cloudy. A slight chance of Showers with isolated Thunderstorms in the evening. Lows in the lower 60s. North Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ayer Temperature Statistics

July Temperature

Fitchburg, Fitchburg Municipal Airport (8.1 miles)

  • Lowest 7 July, 2026

    60.1 °F

  • Average July

    78 °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

    41.4 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.5 °F
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