New Castle Weather Forecast

    • 63
    • 77

    Mostly Cloudy

    • 59
    • 83

    Rain Showers Likely

    • 53
    • 68

    Rain Showers Likely

    • 50
    • 61

    Rain Showers Likely

    • 50
    • 58

    Chance Rain Showers

    • 49
    • 60

    Chance Rain Showers

Today 19 Sep Jefferson

Partly sunny. Highs in the upper 70s. Northeast Winds around 5 Mph, becoming east this afternoon.

Tonight 19 Sep Jefferson

Mostly cloudy. A slight chance of Showers after midnight. Lows in the lower 60s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Castle Temperature Statistics

September Temperature

Eastern WV Regional Airport/Shepherd Field (9.3 miles)

  • Lowest 15 September, 2026

    47.6 °F

  • Average September

    74 °F

  • Highest 1 September, 2026

    94.6 °F

Climate (2021–2026)

Eastern WV Regional Airport/Shepherd Field (9.3 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    65.9 °F
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