Elm Grove, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Elm Grove, a village in Waukesha County, Wisconsin.
Overnight
61°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 61. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Elm Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Showers And Thunderstorms | 10 mph E | 100% |
| Saturday | 68°F | Showers And Thunderstorms | 5 to 10 mph SE | 100% |
| Saturday Night | 59°F | Showers And Thunderstorms | 5 to 10 mph E | 76% |
| Sunday | 65°F | Scattered Rain Showers | 10 to 15 mph NE | 36% |
| Sunday Night | 54°F | Mostly Cloudy | 10 to 15 mph NE | 7% |
| Monday | 62°F | Cloudy | 10 to 15 mph NE | 6% |
| Monday Night | 50°F | Mostly Cloudy | 10 to 15 mph NE | 6% |
| Tuesday | 61°F | Partly Sunny | 10 to 15 mph NE | 7% |
| Tuesday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 62°F | Mostly Sunny | 5 to 15 mph NE | 7% |
| Wednesday Night | 52°F | Mostly Cloudy | 5 to 10 mph NE | 3% |
| Thursday | 65°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 4% |
| Friday | 68°F | Mostly Sunny | 5 to 10 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Elm Grove (43.048, -88.087). Updated through the day.
Growing snapshot for Elm Grove
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
173 days
Hardiness zone
5b
More local growing data for Elm Grove: nearby ZIP 53122 weather · frost dates · planting calendar · Wisconsin frost dates
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Climate data from the nearest NOAA station, Mt Mary College, Wi (3.4 mi from Elm Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.