Weather World
City of Des Plaines, IllinoisDes Plaines, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Des Plaines Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  |  | | | | | | | |  |
| Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Showers Likely |
| Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C |
| POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 456 PM CDT Thu Sep 24 2026 
Des Plaines Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Des Plaines Weather Map
Des Plaines Quick Facts
Des Plaines Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 105 PM CDT Thu Sep 24 2026
Key Messages
- Below average temperatures are expected through the weekend before temperatures turn more seasonable early next week.
- No significant widespread precipitation chances are expected at this time until the middle of next week.
Discussion
... Issued at 105 PM CDT Thu Sep 24 2026
The forecast area remains on the northwestern periphery of an upper-level low which is progged to deepen across the mid- Atlantic region over the next couple of days. Various model guidance indicates the potential fo...