Chester Weather Forecast

    • 47
    • 79

    Increasing Clouds

    • 53
    • 69

    Chance Rain Showers

    • 53
    • 64

    Rain Showers

    • 49
    • 65

    Chance Rain Showers

    • 45
    • 59

    Chance Rain Showers

    • 46
    • 60

    Chance Rain Showers

Today 18 Sep Orange

Mostly sunny. Highs in the upper 70s. North Winds 5 to 10 Mph.

Tonight 18 Sep Orange

Partly cloudy. Cooler. Less humid with Lows in the upper 40s. North Winds 5 to 10 Mph.

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Chester Temperature Statistics

September Temperature

Montgomery, Orange County Airport (9.9 miles)

  • Lowest 15 September, 2026

    43 °F

  • Average September

    67.1 °F

  • Highest 3 September, 2026

    84 °F

Climate (2021–2026)

Montgomery, Orange County Airport (9.9 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    61.3 °F
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