Defiance, OH Weather & Growing Conditions
This Afternoon
83°F
Sunny
Sunny, with a high near 83. Southeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Sunny | 0 mph | 0% |
| Tonight | 57°F | Mostly Clear | 0 to 5 mph S | 0% |
| Wednesday | 86°F | Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 64°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 23% |
| Thursday | 82°F | Showers And Thunderstorms Likely | 0 to 10 mph SW | 66% |
| Thursday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 66% |
| Friday | 83°F | Showers And Thunderstorms Likely | 0 to 10 mph SW | 63% |
| Friday Night | 64°F | Showers And Thunderstorms Likely | 5 to 10 mph SW | 63% |
| Saturday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 20% |
| Saturday Night | 63°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph W | 28% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 15 mph SW | 28% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 15 mph SW | 52% |
| Monday | 87°F | Chance Showers And Thunderstorms | 10 to 15 mph SW | 52% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 15 mph SW | 63% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Defiance, OH
Last spring frost
Apr 22
First fall frost
Oct 24
Growing season
183 days
Hardiness zone
6a
Explore more for Defiance, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Defiance, Oh (6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.