Big Bend, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Bend, a village in Waukesha County, Wisconsin.
Overnight
61°F
Mostly Clear
Mostly clear, with a low around 61. Southwest wind around 5 mph.
7-day forecast for Big Bend
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Mostly Clear | 5 mph SW | 0% |
| Tuesday | 84°F | Mostly Sunny | 5 to 10 mph SW | 4% |
| Tuesday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 84% |
| Wednesday | 75°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph W | 80% |
| Wednesday Night | 60°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 50% |
| Thursday | 77°F | Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 27% |
| Thursday Night | 58°F | Mostly Clear | 0 to 5 mph S | 14% |
| Friday | 80°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Friday Night | 62°F | Mostly Clear | 0 to 5 mph S | 6% |
| Saturday | 83°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 50% |
| Monday | 82°F | Chance Rain Showers | 5 to 10 mph S | 46% |
Forecast source: National Weather Service (api.weather.gov) for Big Bend (42.884, -88.204). Updated through the day.
Growing snapshot for Big Bend
Last spring frost
May 1
First fall frost
Oct 13
Growing season
162 days
Hardiness zone
5b
More local growing data for Big Bend: nearby ZIP 53103 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Brookfield
Butler
Chenequa
Delafield
Dousman
Eagle
Elm Grove
Hartland
Lac La Belle
Lannon
Menomonee Falls
Merton
Mukwonago
Muskego
Nashotah
New Berlin
North Lake
North Prairie
Oconomowoc
Oconomowoc Lake
Okauchee Lake
Pewaukee
Pewaukee
Potter Lake
Summit
Sussex
Vernon
Wales
Waukesha
Waukesha
Climate data from the nearest NOAA station, Waukesha Wwtp, Wi (8.8 mi from Big Bend). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.