Menomonee Falls, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Menomonee Falls, a village in Waukesha County, Wisconsin.
Today
67°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers and thunderstorms. Cloudy, with a high near 67. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Menomonee Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 76% |
| Tonight | 59°F | Showers And Thunderstorms | 5 to 10 mph NE | 84% |
| Sunday | 64°F | Chance Rain Showers then Cloudy | 10 to 15 mph NE | 41% |
| Sunday Night | 52°F | Mostly Cloudy | 10 to 15 mph NE | 2% |
| Monday | 62°F | Cloudy | 10 to 15 mph NE | 5% |
| Monday Night | 49°F | Mostly Cloudy | 5 to 15 mph NE | 5% |
| Tuesday | 61°F | Partly Sunny | 10 to 15 mph NE | 7% |
| Tuesday Night | 49°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 63°F | Mostly Sunny | 5 to 10 mph NE | 7% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 65°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph NE | 4% |
| Friday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Menomonee Falls (43.159, -88.122). Updated through the day.
Growing snapshot for Menomonee Falls
Last spring frost
May 6
First fall frost
Oct 8
Growing season
154 days
Hardiness zone
5b
More local growing data for Menomonee Falls: nearby ZIP 53051 weather · frost dates · planting calendar · Wisconsin frost dates
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Climate data from the nearest NOAA station, Germantown, Wi (5.5 mi from Menomonee Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.