Plymouth, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plymouth, a city in Sheboygan County, Wisconsin.
Today
63°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a high near 63. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Plymouth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Showers And Thunderstorms | 10 to 15 mph E | 77% |
| Tonight | 57°F | Showers And Thunderstorms | 10 mph NE | 81% |
| Sunday | 64°F | Chance Rain Showers then Mostly Cloudy | 10 to 20 mph NE | 30% |
| Sunday Night | 51°F | Mostly Cloudy | 10 to 15 mph NE | 9% |
| Monday | 62°F | Mostly Cloudy | 10 to 15 mph NE | 6% |
| Monday Night | 48°F | Mostly Cloudy | 5 to 15 mph NE | 2% |
| Tuesday | 61°F | Mostly Sunny | 10 to 15 mph NE | 4% |
| Tuesday Night | 48°F | Partly Cloudy | 5 to 10 mph NE | 4% |
| Wednesday | 63°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 10 mph NE | 3% |
| Thursday | 66°F | Mostly Sunny | 0 to 10 mph NE | 3% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Friday | 69°F | Mostly Sunny | 5 mph NE | 3% |
| Friday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Plymouth (43.745, -87.965). Updated through the day.
Growing snapshot for Plymouth
Last spring frost
May 3
First fall frost
Oct 10
Growing season
159 days
Hardiness zone
5b
More local growing data for Plymouth: nearby ZIP 53073 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Adell
Batavia
Cascade
Cedar Grove
Elkhart Lake
Gibbsville
Glenbeulah
Greenbush
Hingham
Howards Grove
Kiel
Kohler
Oostburg
Random Lake
Sheboygan
Sheboygan Falls
Waldo
Climate data from the nearest NOAA station, Plymouth Wwtp, Wi (1.9 mi from Plymouth). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.