Darien, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Darien, a city in Dupage County, Illinois.
Tonight
63°F
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Darien
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 10 mph E | 44% |
| Saturday | 78°F | Showers And Thunderstorms Likely | 10 mph SE | 82% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph NE | 82% |
| Sunday | 69°F | Showers And Thunderstorms | 10 to 15 mph NNE | 82% |
| Sunday Night | 57°F | Rain Showers Likely | 15 mph NE | 63% |
| Monday | 64°F | Chance Rain Showers | 15 mph ENE | 54% |
| Monday Night | 54°F | Chance Rain Showers | 10 to 15 mph ENE | 33% |
| Tuesday | 63°F | Slight Chance Rain Showers | 15 mph NE | 23% |
| Tuesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 16% |
| Wednesday | 66°F | Partly Sunny | 10 mph NNE | 8% |
| Wednesday Night | 54°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph NNE | 6% |
| Thursday Night | 55°F | Mostly Cloudy | 5 to 10 mph NNE | 3% |
| Friday | 70°F | Partly Sunny | 5 to 10 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Darien (41.746, -87.981). Updated through the day.
Growing snapshot for Darien
Last spring frost
Apr 19
First fall frost
Oct 22
Growing season
183 days
Hardiness zone
6a
More local growing data for Darien: nearby ZIP 60561 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Addison
Bartlett
Bensenville
Bloomingdale
Burr Ridge
Carol Stream
Clarendon Hills
Downers Grove
Elmhurst
Glen Ellyn
Glendale Heights
Hanover Park
Hinsdale
Itasca
Lisle
Lombard
Naperville
Oak Brook
Oakbrook Terrace
Roselle
Villa Park
Warrenville
Wayne
West Chicago
Westmont
Wheaton
Willowbrook
Winfield
Wood Dale
Woodridge
Climate data from the nearest NOAA station, Little Red School Hse, Il (6 mi from Darien). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.