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

41°F

5°C

Humidity 70%
Wind Speed NE 16 mph
Barometer 30.37 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 1 Dec 7:55 am EST
Extended Forecast for

Clayton NC

  • Today

    Today: Mostly sunny, with a high near 47. Northeast wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 47 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain, mainly after 2am. Low around 36. Light northeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Mostly Cloudy
    then Rain

  • Tuesday

    Tuesday: Rain, mainly before 1pm. High near 49. Northeast wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. Northwest wind 5 to 7 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47. North wind around 5 mph becoming calm in the morning.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely, mainly after 1pm. Cloudy, with a high near 42. Chance of precipitation is 60%.

    High: 42 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 47. Northeast wind 7 to 13 mph, with gusts as high as 23 mph.
Tonight
Rain, mainly after 2am. Low around 36. Light northeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain, mainly before 1pm. High near 49. Northeast wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Mostly clear, with a low around 28. Northwest wind 5 to 7 mph.
Wednesday
Sunny, with a high near 47. North wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 29.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Rain likely, mainly after 1pm. Cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
Rain. Low around 36. Chance of precipitation is 80%.
Saturday
Rain likely. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 52.
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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:
6:25 am EST Dec 1, 2025
Forecast Valid:
8am EST Dec 1, 2025-6pm EST Dec 7, 2025
 
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