Iron City, TN Weather & Growing Conditions
Today
89°F
Patchy Fog then Mostly Sunny
Patchy fog before 9am. Mostly sunny. High near 89, with temperatures falling to around 85 in the afternoon. North wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Patchy Fog then Mostly Sunny | 0 to 5 mph N | 13% |
| Tonight | 69°F | Patchy Fog | 0 to 5 mph N | 8% |
| Wednesday | 90°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 mph | 20% |
| Wednesday Night | 70°F | Patchy Fog | 0 mph | 12% |
| Thursday | 93°F | Patchy Fog then Sunny | 0 to 5 mph SSW | 6% |
| Thursday Night | 72°F | Partly Cloudy then Patchy Fog | 0 mph | 9% |
| Friday | 92°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 22% |
| Friday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 22% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 40% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 40% |
| Sunday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SSW | 27% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 27% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 25% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 25% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Iron City, TN
Last spring frost
Mar 29
First fall frost
Nov 4
Growing season
219 days
Hardiness zone
7b
Explore more for Iron City, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Lexington, Al (17.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.