Marshall, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marshall, a city in Clark County, Illinois.
This Afternoon
91°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny. High near 91, with temperatures falling to around 76 in the afternoon. Northeast wind around 8 mph. Chance of precipitation is 30%.
7-day forecast for Marshall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Chance Showers And Thunderstorms | 8 mph NE | 31% |
| Tonight | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph E | 21% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 6 to 10 mph S | 31% |
| Saturday Night | 70°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 8 mph S | 17% |
| Sunday | 90°F | Slight Chance Showers And Thunderstorms | 3 to 9 mph WNW | 23% |
| Sunday Night | 63°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph NNE | 52% |
| Monday | 76°F | Showers And Thunderstorms Likely | 13 mph NE | 57% |
| Monday Night | 57°F | Showers And Thunderstorms Likely | 10 to 14 mph NE | 57% |
| Tuesday | 71°F | Chance Showers And Thunderstorms | 14 mph NNE | 40% |
| Tuesday Night | 55°F | Mostly Cloudy | 7 to 14 mph NNE | 13% |
| Wednesday | 72°F | Partly Sunny | 10 mph NNE | 4% |
| Wednesday Night | 54°F | Mostly Cloudy | 5 to 10 mph N | 4% |
| Thursday | 74°F | Mostly Sunny | 6 to 9 mph N | 3% |
| Thursday Night | 56°F | Partly Cloudy | 5 to 8 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Marshall (39.400, -87.691). Updated through the day.
Growing snapshot for Marshall
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6a
More local growing data for Marshall: nearby ZIP 62441 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Paris Stp, Il (15.6 mi from Marshall). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.