Lamar, MS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lamar, a community in Benton County, Mississippi.
Tonight
74°F
Clear
Clear, with a low around 74. Southwest wind around 0 mph.
7-day forecast for Lamar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Clear | 0 mph | 0% |
| Saturday | 99°F | Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 74°F | Mostly Clear | 0 mph | 0% |
| Sunday | 99°F | Sunny | 0 to 5 mph WSW | 2% |
| Sunday Night | 74°F | Partly Cloudy | 0 to 5 mph SSW | 2% |
| Monday | 97°F | Mostly Sunny | 0 to 5 mph W | 8% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph NNE | 16% |
| Tuesday | 92°F | Mostly Sunny | 5 to 10 mph N | 14% |
| Tuesday Night | 65°F | Partly Cloudy | 5 to 15 mph N | 11% |
| Wednesday | 87°F | Sunny | 5 to 10 mph NNE | 8% |
| Wednesday Night | 63°F | Mostly Clear | 5 to 10 mph NNE | 8% |
| Thursday | 84°F | Sunny | 5 to 10 mph NNE | 5% |
| Thursday Night | 62°F | Mostly Clear | 5 to 10 mph NNE | 5% |
| Friday | 84°F | Sunny | 5 to 10 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Lamar (34.912, -89.315). Updated through the day.
Growing snapshot for Lamar
Last spring frost
Apr 6
First fall frost
Oct 28
Growing season
206 days
Hardiness zone
7b
More local growing data for Lamar: nearby ZIP 38642 weather · frost dates · planting calendar · Mississippi frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Holly Springs 4 N, Ms (8.1 mi from Lamar). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.