Weir, MS Weather & Growing Conditions
Overnight
62°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 62, with temperatures rising to around 66 overnight. South southwest wind 0 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Showers And Thunderstorms | 0 to 5 mph SSW | 96% |
| Wednesday | 76°F | Chance Rain Showers then Partly Sunny | 0 to 5 mph W | 32% |
| Wednesday Night | 47°F | Partly Cloudy then Patchy Fog | 0 mph | 0% |
| Thursday | 77°F | Mostly Sunny | 0 mph | 0% |
| Thursday Night | 47°F | Partly Cloudy | 0 mph | 3% |
| Friday | 75°F | Sunny | 0 to 5 mph NNW | 1% |
| Friday Night | 41°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 67°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Saturday Night | 36°F | Partly Cloudy | 0 mph | 3% |
| Sunday | 65°F | Mostly Sunny | 0 to 5 mph NNW | 6% |
| Sunday Night | 35°F | Mostly Clear | 0 mph | 4% |
| Monday | 69°F | Sunny | 0 to 5 mph NNW | 0% |
| Monday Night | 36°F | Clear | 0 mph | 1% |
| Tuesday | 72°F | Sunny | 0 to 5 mph WNW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Weir, MS
Last spring frost
Mar 21
First fall frost
Nov 13
Growing season
235 days
Hardiness zone
8a
Explore more for Weir, MS: full frost dates · planting calendar · Mississippi frost dates
Climate data from the nearest NOAA station, Louisville, Ms (17.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.