Sterling Weather Forecast

    • 59
    • 79

    Partly Sunny

    • 52
    • 75

    Rain Showers Likely

    • 52
    • 71

    Mostly Sunny

    • 56
    • 76

    Partly Sunny

    • 55
    • 77

    Partly Sunny

    • 61
    • 75

    Partly Sunny

Today 4 Sep Northern Worcester

Mostly sunny. Areas of fog in the morning. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 4 Sep Northern Worcester

Partly cloudy in the Evening, then becoming clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.

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Sterling Temperature Statistics

September Temperature

Fitchburg, Fitchburg Municipal Airport (7.5 miles)

  • Lowest 1 September, 2026

    61 °F

  • Average September

    65.1 °F

  • Highest 1 September, 2026

    69.1 °F

Climate (2021–2026)

Fitchburg, Fitchburg Municipal Airport (7.5 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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