Lamar, MS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lamar, a community in Benton County, Mississippi.
This Afternoon
77°F
Partly Sunny
Partly sunny, with a high near 77. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
7-day forecast for Lamar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Partly Sunny | 15 to 20 mph SSE | 4% |
| Tonight | 59°F | Showers And Thunderstorms | 5 to 15 mph SSW | 99% |
| Wednesday | 72°F | Mostly Sunny | 5 to 10 mph WSW | 5% |
| Wednesday Night | 46°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 73°F | Mostly Sunny | 0 to 5 mph SSW | 0% |
| Thursday Night | 46°F | Mostly Clear | 0 mph | 0% |
| Friday | 68°F | Mostly Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 40°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 61°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 36°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Sunday | 63°F | Mostly Sunny | 0 to 10 mph NNW | 5% |
| Sunday Night | 35°F | Mostly Clear | 0 to 5 mph NW | 3% |
| Monday | 66°F | Sunny | 0 to 5 mph WNW | 0% |
| Monday Night | 37°F | Mostly Clear | 0 mph | 0% |
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 Nov 3, 2026.