Eagle River, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Eagle River, a city in Vilas County, Wisconsin.
Today
76°F
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
Showers and thunderstorms likely before noon, then a slight chance of showers and thunderstorms between noon and 1pm. Mostly cloudy, with a high near 76. Heat index values as high as 76. West wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Eagle River
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 6 to 9 mph W | 74% |
| Tonight | 52°F | Mostly Cloudy | 0 to 6 mph NNW | 8% |
| Wednesday | 75°F | Patchy Fog then Mostly Sunny | 0 to 5 mph WNW | 0% |
| Wednesday Night | 51°F | Mostly Clear then Patchy Fog | 0 to 3 mph S | 0% |
| Thursday | 81°F | Sunny | 2 to 8 mph SW | 1% |
| Thursday Night | 59°F | Mostly Clear | 7 mph SW | 3% |
| Friday | 84°F | Sunny | 5 to 10 mph SW | 17% |
| Friday Night | 60°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 36% |
| Saturday | 81°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph WSW | 23% |
| Saturday Night | 59°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 6 mph WSW | 48% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 2 to 8 mph W | 48% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 0 to 6 mph NW | 31% |
| Monday | 78°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 to 6 mph NW | 24% |
| Monday Night | 55°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph N | 25% |
Forecast source: National Weather Service (api.weather.gov) for Eagle River (45.925, -89.258). Updated through the day.
Growing snapshot for Eagle River
Last spring frost
May 25
First fall frost
Sep 24
Growing season
121 days
Hardiness zone
4b
More local growing data for Eagle River: nearby ZIP 54521 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Eagle Rvr, Wi (0.1 mi from Eagle River). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.