Springfield, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Springfield, a city in Sangamon County, Illinois.
Today
88°F
Mostly Sunny
Mostly sunny, with a high near 88. South wind around 6 mph.
7-day forecast for Springfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Mostly Sunny | 6 mph S | 0% |
| Tonight | 68°F | Partly Cloudy | 6 mph SSE | 0% |
| Wednesday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph S | 19% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 6 mph S | 79% |
| Thursday | 84°F | Showers And Thunderstorms | 5 mph SSW | 79% |
| Thursday Night | 67°F | Slight Chance Showers And Thunderstorms | 3 mph S | 19% |
| Friday | 86°F | Partly Sunny | 3 mph SW | 9% |
| Friday Night | 68°F | Slight Chance Showers And Thunderstorms | 3 mph SSW | 22% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 2 to 6 mph SSW | 22% |
| Saturday Night | 72°F | Mostly Clear | 3 to 7 mph S | 10% |
| Sunday | 91°F | Sunny | 7 to 10 mph SSW | 4% |
| Sunday Night | 73°F | Mostly Clear | 9 mph S | 11% |
| Monday | 92°F | Mostly Sunny | 9 mph SSW | 12% |
| Monday Night | 74°F | Slight Chance Showers And Thunderstorms | 8 mph SSW | 23% |
Forecast source: National Weather Service (api.weather.gov) for Springfield (39.791, -89.645). Updated through the day.
Growing snapshot for Springfield
Last spring frost
Apr 15
First fall frost
Oct 22
Growing season
188 days
Hardiness zone
6a
More local growing data for Springfield: nearby ZIP 62701 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Springfield #2, Il (1.5 mi from Springfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.