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
59°F
Light Rain
Rain. Cloudy, with a low around 59. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Elm Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Light Rain | 10 mph S | 79% |
| Wednesday | 63°F | Chance Light Rain | 10 to 15 mph S | 39% |
| Wednesday Night | 46°F | Cloudy then Chance Light Rain | 15 mph SW | 26% |
| Thursday | 55°F | Chance Light Rain | 10 to 15 mph W | 52% |
| Thursday Night | 39°F | Chance Light Rain then Cloudy | 10 mph N | 42% |
| Friday | 48°F | Mostly Cloudy | 10 to 15 mph N | 13% |
| Friday Night | 33°F | Partly Cloudy | 5 to 10 mph N | 1% |
| Saturday | 50°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 2% |
| Sunday | 55°F | Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 36°F | Mostly Clear | 5 to 10 mph W | 1% |
| Monday | 59°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Partly Cloudy | 5 to 10 mph W | 1% |
| Tuesday | 59°F | Sunny | 5 to 10 mph NW | 2% |
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 Nov 4, 2026.