Ashton, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ashton, a village in Lee County, Illinois.
Today
79°F
Showers And Thunderstorms then Showers And Thunderstorms Likely
Showers and thunderstorms before 11am, then showers and thunderstorms likely. Cloudy. High near 79, with temperatures falling to around 76 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Ashton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph SE | 99% |
| Tonight | 62°F | Showers And Thunderstorms | 5 to 10 mph ENE | 95% |
| Sunday | 69°F | Showers And Thunderstorms Likely | 10 to 15 mph NNE | 57% |
| Sunday Night | 55°F | Chance Rain Showers | 15 mph NE | 37% |
| Monday | 64°F | Chance Rain Showers | 15 mph ENE | 46% |
| Monday Night | 49°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday | 63°F | Slight Chance Rain Showers | 10 to 15 mph NE | 16% |
| Tuesday Night | 48°F | Partly Cloudy | 5 to 15 mph NE | 11% |
| Wednesday | 66°F | Mostly Sunny | 10 to 15 mph NE | 2% |
| Wednesday Night | 49°F | Partly Cloudy | 5 to 10 mph NE | 1% |
| Thursday | 68°F | Mostly Sunny | 5 to 10 mph NNE | 4% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 4% |
| Friday | 71°F | Mostly Sunny | 5 mph NE | 2% |
| Friday Night | 50°F | Partly Cloudy | 0 to 5 mph ENE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Ashton (41.868, -89.223). Updated through the day.
Growing snapshot for Ashton
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
168 days
Hardiness zone
5b
More local growing data for Ashton: nearby ZIP 61006 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Amboy
Compton
Dixon
Franklin Grove
Grand Detour
Harmon
Lee
Lee Center
Lost Nation
Nachusa
Nelson
Paw Paw
Steward
Sublette
West Brooklyn
Climate data from the nearest NOAA station, Rochelle, Il (7.6 mi from Ashton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.