Sparta, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sparta, a city in White County, Tennessee.
Today
87°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog before 9am, then a chance of showers and thunderstorms. Mostly sunny. High near 87, with temperatures falling to around 83 in the afternoon. North wind around 0 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Sparta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Patchy Fog then Chance Showers And Thunderstorms | 0 mph | 46% |
| Tonight | 69°F | Slight Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 23% |
| Wednesday | 87°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 mph | 50% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 32% |
| Thursday | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 47% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 47% |
| Friday | 88°F | Showers And Thunderstorms Likely | 0 to 5 mph SSW | 56% |
| Friday Night | 69°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 56% |
| Saturday | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 68% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 68% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 0 mph | 47% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 47% |
| Monday | 89°F | Chance Showers And Thunderstorms | 0 mph | 41% |
| Monday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 41% |
Forecast source: National Weather Service (api.weather.gov) for Sparta (35.935, -85.473). Updated through the day.
Growing snapshot for Sparta
Last spring frost
Apr 15
First fall frost
Oct 23
Growing season
191 days
Hardiness zone
7b
More local growing data for Sparta: nearby ZIP 38583 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sparta Wastewater Plant, Tn (4.1 mi from Sparta). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.