Roanoke, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Roanoke, a village in Woodford County, Illinois.
Today
85°F
Sunny
Sunny, with a high near 85. South southwest wind around 7 mph.
7-day forecast for Roanoke
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 7 mph SSW | 0% |
| Tonight | 66°F | Partly Cloudy | 6 mph S | 9% |
| Wednesday | 84°F | Chance Showers And Thunderstorms | 7 mph SSW | 41% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 2 to 6 mph WNW | 89% |
| Thursday | 81°F | Showers And Thunderstorms | 6 mph SSW | 80% |
| Thursday Night | 64°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph SSE | 17% |
| Friday | 83°F | Mostly Sunny | 3 mph S | 14% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms | 3 mph SSW | 20% |
| Saturday | 86°F | Mostly Sunny | 3 to 7 mph SSW | 11% |
| Saturday Night | 70°F | Mostly Clear | 5 to 9 mph SSW | 11% |
| Sunday | 88°F | Sunny | 10 to 14 mph SSW | 9% |
| Sunday Night | 71°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 9 to 13 mph SSW | 19% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph SSW | 19% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 12 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Roanoke (40.799, -89.201). Updated through the day.
Growing snapshot for Roanoke
Last spring frost
Apr 26
First fall frost
Oct 17
Growing season
173 days
Hardiness zone
5b
More local growing data for Roanoke: nearby ZIP 61561 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Benson
Carlock
Congerville
El Paso
Eureka
Germantown Hills
Goodfield
Lowpoint
Metamora
Minonk
Panola
Secor
Washburn
Climate data from the nearest NOAA station, Minonk, Il (11.7 mi from Roanoke). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.