Plainfield, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plainfield, a village in Waushara County, Wisconsin.
Tonight
43°F
Chance Rain Showers
A chance of rain showers. Cloudy. Low around 43, with temperatures rising to around 46 overnight. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Plainfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Chance Rain Showers | 7 to 10 mph SW | 64% |
| Thursday | 50°F | Rain Showers Likely then Cloudy | 8 to 16 mph NW | 67% |
| Thursday Night | 29°F | Mostly Cloudy | 10 to 14 mph N | 1% |
| Friday | 45°F | Mostly Sunny | 8 to 12 mph N | 0% |
| Friday Night | 23°F | Mostly Clear | 3 to 7 mph NNW | 0% |
| Saturday | 49°F | Sunny | 3 to 7 mph WNW | 0% |
| Saturday Night | 29°F | Mostly Clear | 6 mph W | 0% |
| Sunday | 55°F | Sunny | 6 to 10 mph WNW | 0% |
| Sunday Night | 30°F | Mostly Clear | 1 to 5 mph W | 0% |
| Monday | 60°F | Mostly Sunny | 2 to 12 mph SW | 0% |
| Monday Night | 35°F | Mostly Clear | 3 to 8 mph W | 0% |
| Tuesday | 57°F | Sunny | 3 to 7 mph WNW | 0% |
| Tuesday Night | 32°F | Partly Cloudy | 0 to 3 mph NW | 1% |
| Veterans Day | 56°F | Mostly Sunny | 1 to 6 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Plainfield (44.217, -89.497). Updated through the day.
Growing snapshot for Plainfield
Last spring frost
May 10
First fall frost
Oct 3
Growing season
146 days
Hardiness zone
4b
More local growing data for Plainfield: nearby ZIP 54966 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hancock Exp Farm, Wi (6.5 mi from Plainfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.