Augusta, IL Weather & Growing Conditions
This Afternoon
83°F
Sunny
Sunny, with a high near 83. East wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Sunny | 5 to 10 mph E | 8% |
| Tonight | 71°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 15% |
| Saturday | 90°F | Partly Sunny | 5 to 10 mph SW | 10% |
| Saturday Night | 68°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph W | 47% |
| Sunday | 79°F | Rain Showers Likely | 5 to 10 mph N | 67% |
| Sunday Night | 60°F | Showers And Thunderstorms Likely | 10 mph NE | 68% |
| Monday | 67°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 68% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 10 mph NE | 45% |
| Tuesday | 64°F | Chance Rain Showers then Mostly Cloudy | 10 mph NE | 29% |
| Tuesday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph N | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Thursday | 70°F | Mostly Sunny | 5 mph NE | 4% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Augusta, IL
Last spring frost
Apr 18
First fall frost
Oct 21
Growing season
187 days
Hardiness zone
6a
Explore more for Augusta, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Golden, Il (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.