Waterloo, SC Weather & Growing Conditions
Today
84°F
Chance Showers And Thunderstorms
A slight chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 9am, then a chance of showers and thunderstorms between 9am and 1pm, then showers and thunderstorms. Partly sunny, with a high near 84. East northeast wind 0 to 3 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Chance Showers And Thunderstorms | 0 to 3 mph ENE | 76% |
| Tonight | 68°F | Chance Showers And Thunderstorms | 0 to 3 mph NE | 55% |
| Wednesday | 85°F | Chance Showers And Thunderstorms | 0 to 3 mph SSE | 69% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SSW | 77% |
| Thursday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph SSW | 57% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 2 mph W | 54% |
| Friday | 88°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph SSW | 37% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 1 mph W | 35% |
| Saturday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SSW | 27% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 1 mph W | 27% |
| Sunday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 mph SW | 33% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 1 mph NW | 33% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph WSW | 21% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 2 mph WSW | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Waterloo, SC
Last spring frost
Mar 22
First fall frost
Nov 13
Growing season
236 days
Hardiness zone
8a
Explore more for Waterloo, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Greenwood 8Ne, Sc (6.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.