National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

34°F

1°C

Humidity 38%
Wind Speed N 10 mph
Barometer 30.18 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 24 Feb 9:35 am EST
Extended Forecast for

Clayton NC

  • Today

    Today: Sunny, with a high near 47. Northwest wind 7 to 10 mph becoming west in the afternoon.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 35. Light south wind becoming southwest 5 to 10 mph in the evening.

    Low: 35 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain likely. Cloudy, with a high near 65. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Friday

    Friday: A chance of rain before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.

    High: 57 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain after 1am. Partly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Partly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 47. Northwest wind 7 to 10 mph becoming west in the afternoon.
Tonight
Increasing clouds, with a low around 35. Light south wind becoming southwest 5 to 10 mph in the evening.
Wednesday
Mostly cloudy, with a high near 59. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely. Cloudy, with a high near 65. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
Friday Night
A chance of rain after 1am. Partly cloudy, with a low around 39. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.64°N 78.45°W (Elev. 299 ft)
Last Update:
8:12 am EST Feb 24, 2026
Forecast Valid:
9am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation