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Defiance County Fairgrounds Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | | | |  | | |  |  | | |
| Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C |
| POP: 20% | POP: 30% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 227 PM EDT Sat Aug 29 2026 
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Issued: 146 PM EDT Sat Aug 29 2026
Key Messages
- Most locations will be dry into the middle of next week. A few showers are possible across far northern Indiana and southern Lower Michigan tonight into Sunday.
- Heat and humidity increases into next week with afternoon heat indices expected to reach well into the 90s for many. Heat indices may approach 100 degrees for portions of the area Tuesday and Wednesday afternoons.
- Slightly better chances for showers and thunderstorms arrive for the second half of the upcoming week.
Discussion
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