Johnsonville, SC Weather & Growing Conditions
This Afternoon
89°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Northeast wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Chance Showers And Thunderstorms | 7 mph NE | 36% |
| Tonight | 69°F | Chance Showers And Thunderstorms then Patchy Fog | 1 to 6 mph NE | 30% |
| Sunday | 89°F | Areas Of Fog then Slight Chance Showers And Thunderstorms | 1 to 6 mph E | 17% |
| Sunday Night | 70°F | Partly Cloudy | 0 to 3 mph SE | 7% |
| Monday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph SE | 20% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms | 2 mph SE | 24% |
| Tuesday | 87°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph NE | 72% |
| Tuesday Night | 68°F | Showers And Thunderstorms Likely | 1 to 7 mph NE | 72% |
| Wednesday | 83°F | Chance Rain Showers then Chance Showers And Thunderstorms | 7 to 12 mph NE | 39% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 to 12 mph NE | 39% |
| Thursday | 81°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 12 mph N | 21% |
| Thursday Night | 61°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph N | 21% |
| Friday | 80°F | Mostly Sunny | 8 mph N | 8% |
| Friday Night | 60°F | Mostly Clear | 2 to 6 mph N | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Johnsonville, SC
Last spring frost
Mar 23
First fall frost
Nov 15
Growing season
240 days
Hardiness zone
8b
Explore more for Johnsonville, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Hemingway 8 Ese, Sc (12 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.