Corwin, OH Weather & Growing Conditions
Overnight
61°F
Light Rain Likely
Rain likely. Cloudy, with a low around 61. South wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Light Rain Likely | 13 to 16 mph S | 73% |
| Wednesday | 67°F | Rain | 16 to 20 mph S | 99% |
| Wednesday Night | 50°F | Light Rain Likely then Mostly Cloudy | 5 to 16 mph SW | 57% |
| Thursday | 64°F | Mostly Sunny | 5 to 13 mph SW | 0% |
| Thursday Night | 43°F | Partly Cloudy | 1 to 7 mph SW | 0% |
| Friday | 59°F | Chance Light Rain | 1 to 10 mph W | 34% |
| Friday Night | 36°F | Chance Light Rain then Mostly Cloudy | 5 to 10 mph NW | 34% |
| Saturday | 55°F | Mostly Sunny | 6 to 9 mph NW | 3% |
| Saturday Night | 32°F | Partly Cloudy | 1 to 6 mph NW | 0% |
| Sunday | 58°F | Mostly Sunny | 2 to 10 mph W | 3% |
| Sunday Night | 32°F | Mostly Clear | 2 to 8 mph W | 3% |
| Monday | 61°F | Sunny | 2 to 9 mph SW | 3% |
| Monday Night | 35°F | Mostly Clear | 6 mph SW | 2% |
| Tuesday | 65°F | Sunny | 6 to 9 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Corwin, OH
Last spring frost
Apr 18
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
6b
Explore more for Corwin, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Xenia 6 Sse, Oh (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.