Campbellsport, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Campbellsport, a village in Fond Du Lac County, Wisconsin.
Today
82°F
Mostly Sunny then Chance Showers And Thunderstorms
A slight chance of rain showers between 3pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Campbellsport
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 31% |
| Tonight | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph W | 73% |
| Wednesday | 76°F | Patchy Fog then Mostly Cloudy | 5 mph W | 49% |
| Wednesday Night | 57°F | Slight Chance Showers And Thunderstorms | 0 mph | 20% |
| Thursday | 79°F | Mostly Sunny | 0 to 5 mph W | 7% |
| Thursday Night | 57°F | Mostly Clear | 0 mph | 7% |
| Friday | 81°F | Sunny | 0 to 10 mph SW | 2% |
| Friday Night | 62°F | Mostly Clear | 5 mph SW | 7% |
| Saturday | 83°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 31% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 31% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 5 mph SW | 51% |
| Monday | 82°F | Chance Rain Showers | 5 mph S | 37% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 5 mph N | 43% |
Forecast source: National Weather Service (api.weather.gov) for Campbellsport (43.598, -88.281). Updated through the day.
Growing snapshot for Campbellsport
Last spring frost
Apr 27
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
5a
More local growing data for Campbellsport: nearby ZIP 53010 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Alto
Brandon
Brothertown
Eden
Fairwater
Fond du Lac
Mount Calvary
North Fond du Lac
Oakfield
Ripon
Rosendale
St. Cloud
St. Peter
Taycheedah
Van Dyne
Waupun
Climate data from the nearest NOAA station, Fond Du Lac 2 Sw, Wi (14.4 mi from Campbellsport). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.