Rochelle, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rochelle, a city in Ogle County, Illinois.
This Afternoon
72°F
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 72. East wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Rochelle
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Rain Showers Likely | 10 to 15 mph E | 59% |
| Tonight | 62°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 10 mph ESE | 49% |
| Saturday | 78°F | Showers And Thunderstorms Likely | 5 to 10 mph SSE | 85% |
| Saturday Night | 62°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph ENE | 80% |
| Sunday | 68°F | Showers And Thunderstorms | 10 to 15 mph NE | 77% |
| Sunday Night | 53°F | Rain Showers Likely | 15 mph NE | 62% |
| Monday | 65°F | Chance Rain Showers | 15 mph ENE | 49% |
| Monday Night | 49°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Tuesday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Tuesday Night | 47°F | Mostly Cloudy | 5 to 15 mph NE | 8% |
| Wednesday | 67°F | Partly Sunny | 5 to 10 mph NNE | 5% |
| Wednesday Night | 48°F | Partly Cloudy | 5 to 10 mph NNE | 3% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph NNE | 4% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Rochelle (41.919, -89.064). Updated through the day.
Growing snapshot for Rochelle
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
168 days
Hardiness zone
5b
More local growing data for Rochelle: nearby ZIP 61068 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Rochelle, Il (2.7 mi from Rochelle). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.