South New Castle Weather Forecast

    • 55
    • 83

    Rain Showers Likely

    • 50
    • 71

    Mostly Sunny

    • 63
    • 81

    Slight Chance Thunderstorms

    • 65
    • 84

    Chance Rain Showers

    • 65
    • 84

    Rain Showers Likely

    • 60
    • 80

    Chance Rain Showers

Today 13 Sep Lawrence

Patchy fog this morning. Mostly cloudy this Morning, then partly sunny with Showers likely with a chance of Thunderstorms this afternoon. Highs in the lower 80s. West Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 13 Sep Lawrence

Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the mid 50s. Northwest Winds 5 to 10 Mph. Chance of rain 80 percent.

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South New Castle Temperature Statistics

September Temperature

New Castle, New Castle Municipal Airport (4.3 miles)

  • Lowest 6 September, 2026

    54 °F

  • Average September

    71.7 °F

  • Highest 2 September, 2026

    91.9 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    61.1 °F
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