Defiance, OH Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Defiance, OH in one place.
A chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for Defiance, OH is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 14, 2026 6:48 PM EDT.
The active forecast window currently covers Jul 17 to Jul 20, 2026 for Defiance, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 6:48 PM EDT
- Forecast office
- IWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Defiance
Friday looks like the warmest upcoming period in Defiance at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Saturday at about 5 to 15 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 6:48 PM EDT
- Coverage
- 4 days
- Time zone
- America/New_York
- Forecast office
- IWX
- Radar station
- KIWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 50%.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 68.
A slight chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89.
A chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
93°F |
0 to 10 mph
S
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
71°F |
5 mph
SW
|
|
Saturday
Jul 18
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
92°F |
5 to 15 mph
W
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
70°F |
10 to 15 mph
W
|
|
Sunday
Jul 19
|
Slight Chance Rain Showers then Mostly Sunny
|
88°F |
10 mph
NW
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms
|
68°F |
5 to 10 mph
W
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms
|
89°F |
5 to 15 mph
SW
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
68°F |
10 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Defiance.
