Murphysboro, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Murphysboro, a city in Jackson County, Illinois.
This Afternoon
77°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 4pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 74 in the afternoon. South wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
7-day forecast for Murphysboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Slight Chance Showers And Thunderstorms | 18 mph S | 47% |
| Tonight | 55°F | Showers And Thunderstorms | 7 to 14 mph SSW | 98% |
| Wednesday | 68°F | Partly Sunny | 5 to 9 mph WSW | 6% |
| Wednesday Night | 41°F | Partly Cloudy | 3 mph SW | 0% |
| Thursday | 69°F | Sunny | 2 to 7 mph SW | 0% |
| Thursday Night | 43°F | Mostly Cloudy | 2 mph WNW | 6% |
| Friday | 61°F | Partly Sunny | 3 to 9 mph NNW | 2% |
| Friday Night | 38°F | Partly Cloudy | 2 to 6 mph NNW | 0% |
| Saturday | 58°F | Partly Sunny | 5 mph NNW | 0% |
| Saturday Night | 34°F | Partly Cloudy | 1 mph NW | 1% |
| Sunday | 63°F | Sunny | 1 to 6 mph W | 5% |
| Sunday Night | 33°F | Mostly Clear | 2 mph NNW | 5% |
| Monday | 66°F | Sunny | 1 to 7 mph W | 2% |
| Monday Night | 37°F | Mostly Clear | 3 mph SW | 0% |
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
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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 Nov 3, 2026.