Rome, IL Weather & Growing Conditions
Today
86°F
Sunny
Sunny, with a high near 86. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 6 mph S | 0% |
| Tonight | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph S | 19% |
| Wednesday | 82°F | Chance Showers And Thunderstorms | 2 to 6 mph SSW | 47% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 1 to 5 mph NNW | 87% |
| Thursday | 81°F | Showers And Thunderstorms | 3 mph S | 76% |
| Thursday Night | 66°F | Partly Cloudy | 2 mph SE | 14% |
| Friday | 83°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 mph W | 19% |
| Friday Night | 68°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 1 mph SW | 19% |
| Saturday | 86°F | Mostly Sunny | 1 to 5 mph SSW | 10% |
| Saturday Night | 73°F | Mostly Clear | 2 to 6 mph S | 10% |
| Sunday | 88°F | Sunny | 7 to 10 mph SSW | 8% |
| Sunday Night | 73°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph SSW | 22% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph SSW | 22% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms | 8 mph SW | 31% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rome, IL
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
6a
Explore more for Rome, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Lacon, Il (10.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.