Plymouth, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plymouth, a city in Sheboygan County, Wisconsin.
Today
84°F
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 84. Southwest wind 10 to 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Plymouth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 10 to 15 mph SW | 24% |
| Tonight | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph W | 73% |
| Wednesday | 75°F | Patchy Fog | 5 mph N | 51% |
| Wednesday Night | 59°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 20% |
| Thursday | 80°F | Mostly Sunny | 0 to 5 mph E | 6% |
| Thursday Night | 59°F | Mostly Clear | 0 to 5 mph S | 6% |
| Friday | 83°F | Sunny | 5 to 10 mph SW | 1% |
| Friday Night | 64°F | Mostly Clear | 5 mph SW | 7% |
| Saturday | 84°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 33% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 33% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 51% |
| Monday | 81°F | Chance Rain Showers | 5 to 10 mph S | 36% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 5 mph N | 43% |
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 Aug 4, 2026.