Sterling Weather Forecast

    • 60
    • 78

    Partly Sunny

    • 62
    • 77

    Chance Rain Showers

    • 48
    • 75

    Mostly Sunny

    • 51
    • 68

    Mostly Cloudy

    • 53
    • 67

    Rain Showers Likely

    • 52
    • 68

    Chance Rain Showers

Today 16 Sep Northern Worcester

Mostly sunny. Highs in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 16 Sep Northern Worcester

Partly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southwest Winds around 5 Mph, becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sterling Temperature Statistics

September Temperature

Fitchburg, Fitchburg Municipal Airport (7.5 miles)

  • Lowest 12 September, 2026

    46 °F

  • Average September

    65.5 °F

  • Highest 10 September, 2026

    84.9 °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

    51.5 °F

  • Average High 2021–2026

    61.5 °F
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