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Village of Downers Grove, ILDowners Grove, IL Weather Forecast
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Downers Grove Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Chance of T-Storm | Chance of Showers | Chance of Rain | Chance of T-Storm | Chance of T-Storm | Chance of Rain | Partly Cloudy | Sunny | Clear | Sunny | Partly Cloudy | Partly Cloudy |
| Lo: 65°FLo: 18°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 59°FHi: 15°C | Lo: 49°FLo: 9°C | Hi: 55°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C |
| POP: 70% | POP: 20% | POP: 20% | POP: 100% | POP: 80% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 120 AM CDT Wed Oct 14 2026 
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Issued: 1249 AM CDT Wed Oct 14 2026
Key Messages
- Scattered showers and thunderstorms are expected late this evening and overnight, especially south of Interstate 88. The strongest storms may be capable of hail.
- Additional showers and a few thunderstorms will move through the region on Thursday.
- Friday will feature blustery northwest winds and highs in the 50s. Areas of frost and locally near-freezing conditions are favored away from Lake Michigan Friday night.
- After the brief period of chilly weather, there will be a warming trend ...