Lookout Mountain, TN Weather & Growing Conditions
Overnight
73°F
Mostly Clear
Mostly clear, with a low around 73. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Mostly Clear | 5 mph NE | 1% |
| Saturday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 27% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 31% |
| Sunday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 27% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 20% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 41% |
| Monday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph NE | 62% |
| Tuesday | 86°F | Showers And Thunderstorms | 5 mph S | 82% |
| Tuesday Night | 67°F | Showers And Thunderstorms | 0 to 5 mph SE | 82% |
| Wednesday | 80°F | Rain Showers Likely | 5 mph SE | 63% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely | 5 mph E | 63% |
| Thursday | 79°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph E | 15% |
| Thursday Night | 61°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 15% |
| Friday | 79°F | Mostly Sunny | 0 to 5 mph N | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lookout Mountain, TN
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
219 days
Hardiness zone
7b
Explore more for Lookout Mountain, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Lookout Mtn-Point Park, Tn (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.