Aviston, IL Weather & Growing Conditions
Tonight
55°F
Rain Likely
Rain likely before 4am, then a slight chance of drizzle between 4am and 5am, then a slight chance of rain. Mostly cloudy, with a low around 55. Southwest wind 8 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Rain Likely | 8 to 15 mph SW | 70% |
| Wednesday | 63°F | Slight Chance Drizzle then Mostly Cloudy | 7 to 14 mph W | 12% |
| Wednesday Night | 43°F | Partly Cloudy | 5 mph W | 0% |
| Thursday | 65°F | Sunny | 5 to 12 mph W | 0% |
| Thursday Night | 43°F | Mostly Cloudy | 3 mph NW | 4% |
| Friday | 58°F | Mostly Cloudy | 5 to 12 mph NW | 7% |
| Friday Night | 38°F | Partly Cloudy | 2 to 6 mph N | 1% |
| Saturday | 56°F | Mostly Sunny | 3 mph NW | 0% |
| Saturday Night | 34°F | Partly Cloudy | 1 mph NW | 0% |
| Sunday | 61°F | Sunny | 1 to 7 mph W | 7% |
| Sunday Night | 35°F | Mostly Clear | 3 mph NW | 5% |
| Monday | 65°F | Sunny | 1 to 8 mph W | 2% |
| Monday Night | 39°F | Mostly Clear | 3 mph SW | 0% |
| Tuesday | 68°F | Sunny | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Aviston, IL
Last spring frost
Apr 6
First fall frost
Oct 29
Growing season
204 days
Hardiness zone
6b
Explore more for Aviston, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Carlyle Rsvr, Il (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.