Murphysboro, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Murphysboro, a city in Jackson County, Illinois.
Tonight
71°F
Mostly Clear
Mostly clear. Low around 71, with temperatures rising to around 74 overnight. South southeast wind around 1 mph.
7-day forecast for Murphysboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Mostly Clear | 1 mph SSE | 13% |
| Saturday | 98°F | Sunny | 2 to 6 mph SW | 4% |
| Saturday Night | 72°F | Partly Cloudy | 3 mph SSW | 1% |
| Sunday | 96°F | Sunny | 6 mph WSW | 7% |
| Sunday Night | 69°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph N | 21% |
| Monday | 87°F | Chance Showers And Thunderstorms | 3 to 7 mph N | 49% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 5 to 8 mph N | 49% |
| Tuesday | 76°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 7 to 10 mph N | 15% |
| Tuesday Night | 57°F | Partly Cloudy | 5 to 10 mph N | 7% |
| Wednesday | 76°F | Mostly Sunny | 6 to 9 mph N | 3% |
| Wednesday Night | 56°F | Partly Cloudy | 2 to 7 mph NNE | 2% |
| Thursday | 77°F | Mostly Sunny | 3 to 8 mph N | 2% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 7 mph NNE | 2% |
| Friday | 76°F | Mostly Sunny | 3 to 8 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Murphysboro (37.767, -89.332). Updated through the day.
Growing snapshot for Murphysboro
Last spring frost
Apr 9
First fall frost
Oct 22
Growing season
195 days
Hardiness zone
7a
More local growing data for Murphysboro: nearby ZIP 62966 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
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Vergennes
Climate data from the nearest NOAA station, Carbondale Southern Il Ap, Il (5.7 mi from Murphysboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.