Horn Lake, MS Weather & Growing Conditions
Overnight
74°F
Clear
Clear, with a low around 74. South southwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 74°F | Clear | 0 mph | 0% |
| Saturday | 100°F | Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 74°F | Mostly Clear | 5 mph SSW | 1% |
| Sunday | 99°F | Mostly Sunny | 0 to 5 mph WSW | 1% |
| Sunday Night | 74°F | Partly Cloudy | 5 mph SSW | 0% |
| Monday | 97°F | Mostly Sunny | 5 to 10 mph W | 9% |
| Monday Night | 71°F | Chance Showers And Thunderstorms | 5 mph N | 34% |
| Tuesday | 90°F | Mostly Sunny | 5 to 15 mph N | 9% |
| Tuesday Night | 65°F | Partly Cloudy | 10 to 15 mph NNE | 9% |
| Wednesday | 85°F | Sunny | 10 mph NNE | 4% |
| Wednesday Night | 63°F | Mostly Clear | 5 to 10 mph NNE | 1% |
| Thursday | 85°F | Sunny | 5 to 10 mph NNE | 0% |
| Thursday Night | 63°F | Partly Cloudy | 5 to 10 mph NE | 0% |
| Friday | 85°F | Mostly Sunny | 5 to 10 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Horn Lake, MS
Last spring frost
Mar 16
First fall frost
Nov 16
Growing season
244 days
Hardiness zone
8a
Explore more for Horn Lake, MS: full frost dates · planting calendar · Mississippi frost dates
Climate data from the nearest NOAA station, Memphis Intl Ap, Tn (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.