Atkinson, IL Weather & Growing Conditions
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 5 to 10 mph SW | 2% |
| Tonight | 68°F | Showers And Thunderstorms Likely | 5 mph S | 58% |
| Wednesday | 78°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph W | 76% |
| Wednesday Night | 63°F | Showers And Thunderstorms | 0 to 5 mph N | 82% |
| Thursday | 78°F | Slight Chance Showers And Thunderstorms | 5 mph NE | 54% |
| Thursday Night | 62°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph E | 17% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SE | 9% |
| Friday Night | 65°F | Mostly Clear | 0 to 5 mph S | 9% |
| Saturday | 84°F | Sunny | 5 to 10 mph SW | 9% |
| Saturday Night | 71°F | Mostly Clear | 5 to 15 mph S | 12% |
| Sunday | 86°F | Sunny | 10 to 15 mph SW | 12% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms | 10 mph S | 33% |
| Monday | 85°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 10 to 15 mph S | 33% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 to 15 mph SW | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Atkinson, IL
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
5b
Explore more for Atkinson, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Geneseo, Il (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.