Hinckley, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hinckley, a village in Dekalb County, Illinois.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph.
7-day forecast for Hinckley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 to 10 mph SSW | 0% |
| Tonight | 67°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SW | 37% |
| Wednesday | 79°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph WSW | 73% |
| Wednesday Night | 64°F | Showers And Thunderstorms | 5 mph NW | 86% |
| Thursday | 79°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 5 mph ENE | 58% |
| Thursday Night | 61°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 23% |
| Friday | 82°F | Mostly Sunny | 0 to 5 mph SE | 7% |
| Friday Night | 63°F | Mostly Clear | 0 to 5 mph S | 9% |
| Saturday | 84°F | Mostly Sunny | 5 to 10 mph SSW | 10% |
| Saturday Night | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 18% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph SW | 18% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 10 mph SSW | 37% |
| Monday | 85°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 35% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 10 mph W | 43% |
Forecast source: National Weather Service (api.weather.gov) for Hinckley (41.771, -88.640). Updated through the day.
Growing snapshot for Hinckley
Last spring frost
Apr 28
First fall frost
Oct 13
Growing season
166 days
Hardiness zone
5b
More local growing data for Hinckley: nearby ZIP 60520 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Cortland
DeKalb
Genoa
Kingston
Kirkland
Lake Holiday
Malta
Sandwich
Shabbona
Somonauk
Sycamore
Waterman
Climate data from the nearest NOAA station, Chicago Aurora Muni Ap, Il (9.7 mi from Hinckley). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.