Ayer Weather Forecast

    • 29
    • 49

    Slight Chance Rain Showers

    • 33
    • 52

    Slight Chance Rain Showers

    • 37
    • 54

    Mostly Cloudy

    • 38
    • 62

    Partly Sunny

    • 39
    • 61

    Partly Sunny

    • 40
    • 61

    Chance Rain Showers

Today 20 Apr Northwest Middlesex County

Partly sunny in the Morning, then mostly cloudy with a slight chance of rain Showers in the afternoon. Highs in the upper 40s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 20 Apr Northwest Middlesex County

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 20s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ayer Temperature Statistics

April Temperature

Fitchburg, Fitchburg Municipal Airport (8.1 miles)

  • Lowest 8 April, 2026

    24.1 °F

  • Average April

    49.2 °F

  • Highest 15 April, 2026

    81 °F

Climate (2021–Present)

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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