Deep River Weather Forecast

    • 53
    • 67

    Increasing Clouds

    • 42
    • 69

    Becoming Sunny

    • 35
    • 59

    Mostly Sunny

    • 42
    • 61

    Partly Sunny

    • 47
    • 66

    Partly Sunny

    • 48
    • 67

    Mostly Cloudy

    • 50
    • 66

    Mostly Cloudy

Today 29 Oct Southern Middlesex

Partly sunny with a 40 percent chance of Showers. Highs in the upper 60s.

Tonight 29 Oct Southern Middlesex

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deep River Temperature Statistics

October Temperature

Chester, Chester Airport (1.9 miles)

  • Lowest 18 October, 2026

    33.8 °F

  • Average October

    56.4 °F

  • Highest 2 October, 2026

    80.6 °F

Climate (2021–2026)

Chester, Chester Airport (1.9 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    62.5 °F
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