New Castle Weather Forecast

    • 69
    • 85

    Rain Showers Likely

    • 69
    • 90

    Rain Showers Likely

    • 68
    • 89

    Rain Showers Likely

    • 68
    • 88

    Chance Thunderstorms

    • 69
    • 88

    Partly Sunny

    • 71
    • 91

    Slight Chance Thunderstorms

Today 5 Aug Jefferson

Patchy fog in the morning. Mostly cloudy with Showers likely with a slight chance of Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Highs in the mid 80s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 5 Aug Jefferson

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the upper 60s. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Castle Temperature Statistics

August Temperature

Eastern WV Regional Airport/Shepherd Field (9.3 miles)

  • Lowest 1 August, 2026

    63.6 °F

  • Average August

    75 °F

  • Highest 1 August, 2026

    85.6 °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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