Marietta, NC Weather & Growing Conditions
Tonight
72°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 72. North wind around 1 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Slight Chance Showers And Thunderstorms | 1 mph N | 17% |
| Saturday | 89°F | Patchy Fog then Chance Showers And Thunderstorms | 1 to 5 mph NE | 55% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 to 5 mph NE | 55% |
| Sunday | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 2 mph NE | 42% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SE | 42% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph S | 41% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 2 mph SE | 41% |
| Tuesday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 2 to 6 mph NE | 54% |
| Tuesday Night | 68°F | Chance Showers And Thunderstorms | 5 to 9 mph NE | 54% |
| Wednesday | 82°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 12 mph NE | 35% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Mostly Cloudy | 9 to 13 mph NE | 35% |
| Thursday | 81°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 13 mph N | 15% |
| Thursday Night | 62°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph NE | 15% |
| Friday | 80°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 9 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marietta, NC
Last spring frost
Apr 1
First fall frost
Nov 5
Growing season
219 days
Hardiness zone
8b
Explore more for Marietta, NC: full frost dates · planting calendar · North Carolina frost dates
Climate data from the nearest NOAA station, Lumber Rvr Sp, Nc (7.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.