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May 23rd, 2026 :: 2:28 pm EDT   

Local Weather Report for
Johnston
South Carolina, United States

 Johnston Weather Forecast Summary  
 
Today
May 23rd
Sunday
May 24th
Monday
May 25th
Tuesday
May 26th
Wednesday
May 27th
Thundershowers Thundershowers Thundershowers Thundershowers Thundershowers
79°F
83°F
67°F
84°F
69°F
84°F
69°F
88°F
69°F
 
 Johnston Detailed Weather Forecast  
 
Saturday, May 23rd, 2026
Afternoon Temperature: 78°F
Mostly cloudy with a few showers. Chance of a thunderstorm.
Evening Temperature: 69°F
Mostly cloudy with a few showers. Windy at times.
Sunday, May 24th, 2026
Overnight Temperature: 68°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 73°F
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 83°F
A mix of cloud and sun with a chance of showers or thundershowers.
Evening Temperature: 73°F
A mix of cloudy and clear skies with a few showers. Chance of a thunderstorm.
Monday, May 25th, 2026
Overnight Temperature: 70°F
Mostly cloudy with showers likely. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 77°F
A mix of sun and cloud with a chance of showers or thundershowers.
Afternoon Temperature: 83°F
A mix of sun and cloud with a few showers. Chance of a thunderstorm.
Evening Temperature: 74°F
Clear with cloudy periods with showers likely. Chance of a thunderstorm. Windy at times.
Tuesday, May 26th, 2026
Overnight Temperature: 69°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 76°F
Mostly sunny with a chance of showers or thundershowers.
Afternoon Temperature: 83°F
Sunny with cloudy periods with showers likely. Chance of a thunderstorm.
Evening Temperature: 74°F
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm.
Wednesday, May 27th, 2026
Overnight Temperature: 70°F
A mix of cloudy and clear skies with showers likely.
Morning Temperature: 77°F
A mix of sun and cloud with a chance of showers or thundershowers.
Afternoon Temperature: 86°F
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 74°F
A mix of cloudy and clear skies with showers likely. Slight chance of a thunderstorm.
Thursday, May 28th, 2026
Overnight Temperature: 71°F
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 75°F
Mostly cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 79°F
A mix of sun and cloud. Chance of a thunderstorm.
Evening Temperature: 73°F
Clear with a slight chance of showers or thundershowers.
Friday, May 29th, 2026
Overnight Temperature: 68°F
Clear with a slight chance of showers.
Morning Temperature: 77°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
A mix of cloud and sun with a slight chance of showers or thundershowers.
Evening Temperature: 74°F
Mostly clear with a chance of showers or thundershowers.
Saturday, May 30th, 2026
Overnight Temperature: 70°F
Mostly clear.
Morning Temperature: 77°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 73°F
A mix of clear and cloudy skies with showers likely. Chance of a thunderstorm. Windy at times.
Sunday, May 31st, 2026
Overnight Temperature: 69°F
Mostly clear with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 86°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 71°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm.





 

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This WeatherCity Weather Forecast for Johnston, South Carolina, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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