Lake Ivanhoe, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Ivanhoe, a community in Walworth 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 Lake Ivanhoe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Showers And Thunderstorms | 10 mph E | 99% |
| Saturday | 70°F | Showers And Thunderstorms | 5 to 10 mph SE | 100% |
| Saturday Night | 60°F | Showers And Thunderstorms | 0 to 5 mph NE | 87% |
| Sunday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 46% |
| Sunday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 20% |
| Monday | 62°F | Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Monday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 11% |
| Tuesday | 61°F | Partly Sunny | 5 to 15 mph NE | 11% |
| Tuesday Night | 49°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 63°F | Partly Sunny | 5 to 10 mph NE | 7% |
| Wednesday Night | 50°F | Mostly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 65°F | Mostly Sunny | 5 mph NE | 5% |
| Thursday Night | 50°F | Mostly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Lake Ivanhoe (42.579, -88.336). Updated through the day.
Growing snapshot for Lake Ivanhoe
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
5b
More local growing data for Lake Ivanhoe: nearby ZIP 53128 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Allens Grove
Big Foot Prairie
Bloomfield
Como
Darien
Delavan
Delavan Lake
East Troy
Elkhorn
Fontana-on-Geneva Lake
Genoa City
Lake Geneva
Lake Lorraine
Lauderdale Lakes
Lyons
Powers Lake
Sharon
Springfield
Turtle Lake
Walworth
Whitewater
Williams Bay
Climate data from the nearest NOAA station, Pell Lake, Wi (0.3 mi from Lake Ivanhoe). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.