Andalusia, IL Weather & Growing Conditions
This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a high near 68. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Showers And Thunderstorms | 15 mph S | 94% |
| Tonight | 53°F | Showers And Thunderstorms Likely | 10 to 15 mph S | 72% |
| Wednesday | 56°F | Chance Rain Showers | 15 mph SW | 28% |
| Wednesday Night | 47°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph SW | 22% |
| Thursday | 55°F | Chance Rain Showers | 10 mph W | 45% |
| Thursday Night | 44°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 25% |
| Friday | 52°F | Partly Sunny | 5 to 10 mph N | 12% |
| Friday Night | 36°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 37°F | Mostly Clear | 0 to 5 mph W | 3% |
| Sunday | 59°F | Sunny | 5 to 10 mph W | 10% |
| Sunday Night | 38°F | Mostly Clear | 5 mph W | 3% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 42°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Andalusia, IL
Last spring frost
Apr 19
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
5b
Explore more for Andalusia, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Rock Island L&D 15, Il (10.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.