Smithfield Weather Forecast

    • 65
    • 86

    Mostly Sunny

    • 69
    • 92

    Chance Thunderstorms

    • 72
    • 97

    Hot

    • 71
    • 95

    Slight Chance Thunderstorms

    • 63
    • 92

    Thunderstorms Likely

    • 56
    • 73

    Chance Rain Showers

Today 18 May Johnston

Sunny. Highs in the mid 80s. Northeast Winds around 5 Mph, becoming south this afternoon.

Tonight 18 May Johnston

Mostly clear. Lows in the mid 60s. South Winds 5 to 10 Mph.

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Smithfield Temperature Statistics

May Temperature

Smithfield, Johnston County Airport (3.1 miles)

  • Lowest 9 May, 2022

    44.6 °F

  • Average May

    66.8 °F

  • Highest 3 May, 2022

    89.6 °F

Climate (2010–Present)

Smithfield, Johnston County Airport (3.1 miles)

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  • Average Low 2010–Present

    51 °F

  • Average 2010–Present

    61.2 °F

  • Average High 2010–Present

    72.5 °F
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