Unionville Center, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Unionville Center, a village in Union County, Ohio.
Overnight
59°F
Light Rain Likely
Rain likely. Cloudy, with a low around 59. South wind around 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Unionville Center
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Light Rain Likely | 13 mph S | 55% |
| Wednesday | 65°F | Light Rain | 14 to 17 mph S | 99% |
| Wednesday Night | 50°F | Light Rain Likely then Mostly Cloudy | 6 to 15 mph SW | 66% |
| Thursday | 62°F | Mostly Sunny | 6 to 14 mph SW | 0% |
| Thursday Night | 44°F | Mostly Cloudy | 3 to 7 mph SW | 1% |
| Friday | 56°F | Chance Light Rain | 3 to 9 mph W | 43% |
| Friday Night | 37°F | Chance Light Rain then Mostly Cloudy | 9 mph NW | 43% |
| Saturday | 52°F | Partly Sunny | 10 mph NW | 11% |
| Saturday Night | 32°F | Mostly Cloudy | 6 mph NW | 10% |
| Sunday | 55°F | Mostly Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 32°F | Mostly Clear | 5 to 8 mph W | 5% |
| Monday | 57°F | Sunny | 5 to 9 mph W | 3% |
| Monday Night | 36°F | Mostly Clear | 7 mph SW | 2% |
| Tuesday | 62°F | Sunny | 9 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Unionville Center (40.137, -83.341). Updated through the day.
Growing snapshot for Unionville Center
Last spring frost
Apr 19
First fall frost
Oct 26
Growing season
188 days
Hardiness zone
6a
More local growing data for Unionville Center: nearby ZIP 43077 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Marysville, Oh (5.5 mi from Unionville Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.