Grimsley, TN Weather & Growing Conditions
Today
84°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Mostly sunny. High near 84, with temperatures falling to around 80 in the afternoon. North northeast wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 32% |
| Tonight | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph ESE | 34% |
| Wednesday | 83°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SW | 54% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 32% |
| Thursday | 84°F | Chance Showers And Thunderstorms | 5 mph SSW | 53% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 53% |
| Friday | 84°F | Showers And Thunderstorms Likely | 5 mph SSW | 58% |
| Friday Night | 68°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph S | 58% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 5 mph SSW | 69% |
| Saturday Night | 68°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 69% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 47% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSW | 47% |
| Monday | 85°F | Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Monday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSW | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grimsley, TN
Last spring frost
Apr 10
First fall frost
Oct 30
Growing season
203 days
Hardiness zone
7a
Explore more for Grimsley, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Monterey, Tn (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.