Bethel Springs, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bethel Springs, a town in Mcnairy County, Tennessee.
Today
100°F
Sunny
Sunny. High near 100, with temperatures falling to around 97 in the afternoon. Heat index values as high as 103. West northwest wind around 0 mph.
7-day forecast for Bethel Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Sunny | 0 mph | 2% |
| Tonight | 72°F | Partly Cloudy | 0 mph | 1% |
| Sunday | 98°F | Mostly Sunny | 0 to 5 mph WSW | 2% |
| Sunday Night | 72°F | Partly Cloudy | 0 mph | 3% |
| Monday | 96°F | Mostly Sunny | 0 to 5 mph WSW | 9% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 37% |
| Tuesday | 89°F | Mostly Sunny | 0 to 10 mph N | 14% |
| Tuesday Night | 65°F | Mostly Clear | 5 to 10 mph N | 14% |
| Wednesday | 84°F | Mostly Sunny | 5 to 10 mph N | 9% |
| Wednesday Night | 61°F | Mostly Clear | 0 to 10 mph N | 9% |
| Thursday | 84°F | Mostly Sunny | 5 to 10 mph NNE | 3% |
| Thursday Night | 61°F | Partly Cloudy | 0 to 5 mph NNE | 3% |
| Friday | 83°F | Mostly Sunny | 5 to 10 mph NNE | 3% |
| Friday Night | 60°F | Partly Cloudy | 0 to 10 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Bethel Springs (35.234, -88.613). Updated through the day.
Growing snapshot for Bethel Springs
Last spring frost
Apr 6
First fall frost
Oct 30
Growing season
206 days
Hardiness zone
7b
More local growing data for Bethel Springs: nearby ZIP 38315 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Selmer, Tn (7.2 mi from Bethel Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.