Dixon, IL Weather & Growing Conditions
Overnight
64°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 64. East southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Showers And Thunderstorms | 5 to 10 mph ESE | 90% |
| Saturday | 80°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph ESE | 96% |
| Saturday Night | 62°F | Showers And Thunderstorms | 5 to 10 mph SSE | 94% |
| Sunday | 70°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 56% |
| Sunday Night | 55°F | Chance Rain Showers | 15 mph NE | 38% |
| Monday | 64°F | Chance Rain Showers | 15 mph ENE | 49% |
| Monday Night | 50°F | Slight Chance Rain Showers | 10 to 15 mph NE | 24% |
| Tuesday | 63°F | Slight Chance Rain Showers then Partly Sunny | 10 to 15 mph NE | 17% |
| Tuesday Night | 48°F | Partly Cloudy | 5 to 10 mph NE | 11% |
| Wednesday | 66°F | Mostly Sunny | 5 to 10 mph NE | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 1% |
| Thursday | 68°F | Mostly Sunny | 5 mph NNE | 4% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 4% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dixon, IL
Last spring frost
Apr 21
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
5b
Explore more for Dixon, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Dixon 1W, Il (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.