Rome, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rome, a community in Peoria County, Illinois.
This Afternoon
78°F
Rain Showers Likely
Rain showers likely before 4pm. Partly sunny, with a high near 78. East wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Rome
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Rain Showers Likely | 8 mph E | 59% |
| Tonight | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 7 mph ESE | 19% |
| Saturday | 84°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 7 mph SSE | 30% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 3 to 7 mph E | 66% |
| Sunday | 76°F | Rain Showers | 3 to 13 mph NE | 75% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 12 to 15 mph NE | 70% |
| Monday | 66°F | Showers And Thunderstorms Likely | 14 mph ENE | 70% |
| Monday Night | 54°F | Chance Rain Showers | 12 to 15 mph NE | 43% |
| Tuesday | 65°F | Chance Rain Showers | 13 mph NE | 29% |
| Tuesday Night | 52°F | Mostly Cloudy | 5 to 13 mph NNE | 5% |
| Wednesday | 69°F | Mostly Sunny | 8 mph NNE | 4% |
| Wednesday Night | 53°F | Partly Cloudy | 2 to 7 mph NNE | 3% |
| Thursday | 70°F | Mostly Sunny | 2 to 6 mph NNE | 3% |
| Thursday Night | 55°F | Partly Cloudy | 1 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Rome (40.877, -89.513). Updated through the day.
Growing snapshot for Rome
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
6a
More local growing data for Rome: nearby ZIP 61562 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Lacon, Il (10.5 mi from Rome). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.