Plymouth, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plymouth, a village in Huron County, Ohio.
Overnight
62°F
Mostly Cloudy
Mostly cloudy, with a low around 62. South wind around 16 mph, with gusts as high as 29 mph.
7-day forecast for Plymouth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Mostly Cloudy | 16 mph S | 8% |
| Wednesday | 65°F | Light Rain | 16 to 20 mph S | 96% |
| Wednesday Night | 51°F | Light Rain Likely then Mostly Cloudy | 9 to 18 mph S | 64% |
| Thursday | 61°F | Partly Sunny | 9 to 16 mph SW | 0% |
| Thursday Night | 45°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph SW | 15% |
| Friday | 54°F | Rain Showers Likely | 5 to 9 mph W | 60% |
| Friday Night | 38°F | Rain Showers Likely | 9 mph NW | 60% |
| Saturday | 49°F | Slight Chance Rain Showers | 8 to 12 mph NW | 23% |
| Saturday Night | 33°F | Mostly Cloudy | 7 mph W | 9% |
| Sunday | 53°F | Sunny | 6 to 13 mph W | 4% |
| Sunday Night | 33°F | Mostly Clear | 6 to 9 mph W | 4% |
| Monday | 56°F | Sunny | 6 to 10 mph W | 3% |
| Monday Night | 37°F | Mostly Clear | 7 to 10 mph SW | 3% |
| Tuesday | 60°F | Mostly Sunny | 12 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Plymouth (40.997, -82.667). Updated through the day.
Growing snapshot for Plymouth
Last spring frost
Apr 26
First fall frost
Oct 22
Growing season
177 days
Hardiness zone
6a
More local growing data for Plymouth: nearby ZIP 44865 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Bellevue
Celeryville
Collins
Greenwich
Holiday Lakes
Monroeville
New Haven
New London
North Fairfield
Norwalk
Rochester
Wakeman
Willard
Climate data from the nearest NOAA station, Mansfield Lahm Muni Ap, Oh (14.8 mi from Plymouth). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.