Plainview, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plainview, a city in Union County, Tennessee.
Tonight
68°F
Partly Cloudy
Partly cloudy, with a low around 68. Northeast wind around 0 mph.
7-day forecast for Plainview
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Partly Cloudy | 0 mph | 9% |
| Saturday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 26% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 21% |
| Sunday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 33% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 0 mph | 33% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 45% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Tuesday | 85°F | Showers And Thunderstorms | 0 mph | 75% |
| Tuesday Night | 65°F | Showers And Thunderstorms | 0 mph | 75% |
| Wednesday | 81°F | Rain Showers Likely | 0 to 5 mph NW | 68% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 68% |
| Thursday | 79°F | Chance Rain Showers | 0 to 5 mph N | 29% |
| Thursday Night | 59°F | Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 25% |
| Friday | 78°F | Mostly Sunny | 0 to 5 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov) for Plainview (36.181, -83.793). Updated through the day.
Growing snapshot for Plainview
Last spring frost
Apr 22
First fall frost
Oct 25
Growing season
184 days
Hardiness zone
7b
More local growing data for Plainview: nearby ZIP 37779 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Norris, Tn (16.9 mi from Plainview). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.