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Johnston County, NC Weather Forecast
Johnston County, NC Weather Forecast Date: 407 AM EDT Sat Sep 19 2026
The area/counties/county of: Johnston, including the cities of: Smithfield, Selma, and Clayton.or toggle through each period.
Today... Patchy fog this morning. Partly sunny with a 20% chance of showers. Highs in the mid 80s. Northeast winds 5 to 10 mph.
Tonight... Mostly clear. Lows in the upper 60s. East winds around 5 mph.
Sunday... Mostly sunny. Highs in the upper 80s. Light and variable winds.
Sunday Night... Clear. Lows around 70. Light and variable winds.
Monday... Partly sunny. Showers likely with a chance of thunderstorms in the afternoon. Highs around 90. Light and variable winds, becoming northeast around 5 mph in the afternoon. Chance of rain 60%.
Monday Night... Showers likely with a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Chance of rain 60%.
Tuesday... Showers likely with a chance of thunderstorms. Lows in the upper 60s. Highs in the lower 80s. Chance of rain 60%.
Wednesday... Mostly cloudy with a chance of showers. Highs in the lower 70s. Lows in the lower 60s. Chance of rain 50%.
Wednesday Night... Mostly cloudy with a chance of showers. Highs in the lower 70s. Lows in the lower 60s. Chance of rain 50%.
Thursday... Mostly cloudy. Highs in the mid 70s.
Thursday Night... Partly cloudy. Lows in the upper 50s. Highs in the mid 70s.
POP = Probability of Precipitation
Johnston County Radar Loop
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