Springfield, IL Weather & Growing Conditions
Tonight
71°F
Mostly Cloudy
Mostly cloudy, with a low around 71. South southwest wind around 7 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Mostly Cloudy | 7 mph SSW | 8% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 6 to 10 mph NNW | 32% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 8 to 13 mph NE | 60% |
| Monday | 73°F | Showers And Thunderstorms Likely | 10 mph ENE | 66% |
| Monday Night | 58°F | Chance Rain Showers | 10 mph NE | 46% |
| Tuesday | 69°F | Chance Rain Showers then Mostly Cloudy | 10 mph NE | 46% |
| Tuesday Night | 54°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Wednesday | 71°F | Partly Sunny | 6 to 9 mph NNE | 4% |
| Wednesday Night | 55°F | Mostly Cloudy | 3 to 8 mph NNE | 0% |
| Thursday | 74°F | Partly Sunny | 3 to 7 mph NNE | 0% |
| Thursday Night | 58°F | Mostly Cloudy | 2 to 6 mph NNE | 9% |
| Friday | 77°F | Slight Chance Rain Showers | 2 to 7 mph NE | 15% |
| Friday Night | 58°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 6 mph NE | 15% |
| Saturday | 79°F | Mostly Sunny | 5 mph ENE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Springfield, IL
Last spring frost
Apr 15
First fall frost
Oct 22
Growing season
188 days
Hardiness zone
6a
Explore more for Springfield, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Springfield #2, Il (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.