Russellville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Russellville, a village in Knox County, Illinois.
This Afternoon
95°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Sunny. High near 95, with temperatures falling to around 89 in the afternoon. North wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Russellville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Chance Showers And Thunderstorms | 7 mph N | 31% |
| Tonight | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 8 mph E | 33% |
| Saturday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph SSW | 18% |
| Saturday Night | 71°F | Partly Cloudy | 7 mph S | 11% |
| Sunday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 8 mph W | 16% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 8 mph NNE | 37% |
| Monday | 82°F | Chance Rain Showers | 6 to 10 mph NE | 50% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 7 to 13 mph NNE | 50% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 8 to 12 mph NNE | 43% |
| Tuesday Night | 56°F | Mostly Cloudy | 6 to 12 mph NNE | 14% |
| Wednesday | 74°F | Partly Sunny | 6 to 10 mph NNE | 6% |
| Wednesday Night | 56°F | Mostly Cloudy | 3 to 10 mph N | 5% |
| Thursday | 75°F | Mostly Sunny | 3 to 9 mph N | 4% |
| Thursday Night | 57°F | Partly Cloudy | 3 to 9 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Russellville (38.819, -87.530). Updated through the day.
Growing snapshot for Russellville
Last spring frost
Apr 9
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
6b
More local growing data for Russellville: nearby ZIP 47561 weather · frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Freelandville, In (7 mi from Russellville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.