Guntersville, AL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Guntersville, a city in Marshall County, Alabama.
This Afternoon
94°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 105. North northeast wind around 0 mph. Chance of precipitation is 30%.
7-day forecast for Guntersville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Chance Showers And Thunderstorms | 0 mph | 31% |
| Tonight | 74°F | Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 25% |
| Sunday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 16% |
| Sunday Night | 74°F | Partly Cloudy | 0 mph | 10% |
| Monday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 23% |
| Monday Night | 73°F | Chance Showers And Thunderstorms | 0 mph | 54% |
| Tuesday | 89°F | Showers And Thunderstorms Likely | 0 mph | 55% |
| Tuesday Night | 71°F | Showers And Thunderstorms Likely | 0 mph | 55% |
| Wednesday | 84°F | Chance Rain Showers | 0 to 5 mph NE | 49% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph ENE | 49% |
| Thursday | 81°F | Mostly Sunny | 5 mph NE | 11% |
| Thursday Night | 65°F | Mostly Clear | 0 mph | 11% |
| Friday | 82°F | Sunny | 0 to 5 mph NNE | 6% |
| Friday Night | 63°F | Mostly Clear | 0 to 5 mph N | 6% |
Forecast source: National Weather Service (api.weather.gov) for Guntersville (34.368, -86.252). Updated through the day.
Growing snapshot for Guntersville
Last spring frost
Mar 17
First fall frost
Nov 19
Growing season
247 days
Hardiness zone
8a
More local growing data for Guntersville: nearby ZIP 35976 weather · frost dates · planting calendar · Alabama frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Guntersville No.2, Al (0.6 mi from Guntersville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.