Eagle River, WI Weather & Growing Conditions
Overnight
55°F
Rain Showers
Rain showers and areas of fog. Cloudy. Low around 55, with temperatures rising to around 57 overnight. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Rain Showers | 5 mph SE | 97% |
| Wednesday | 62°F | Rain Showers | 7 mph SSE | 83% |
| Wednesday Night | 37°F | Rain Showers | 6 mph WSW | 86% |
| Thursday | 44°F | Rain Showers then Slight Chance Rain And Snow Showers | 8 to 13 mph NNW | 76% |
| Thursday Night | 25°F | Chance Rain And Snow Showers then Cloudy | 6 to 12 mph N | 31% |
| Friday | 40°F | Partly Sunny | 3 to 8 mph N | 13% |
| Friday Night | 23°F | Partly Cloudy | 2 mph N | 0% |
| Saturday | 44°F | Mostly Sunny | 0 to 3 mph WNW | 0% |
| Saturday Night | 27°F | Partly Cloudy | 6 mph W | 8% |
| Sunday | 48°F | Mostly Sunny then Slight Chance Rain Showers | 8 mph WNW | 15% |
| Sunday Night | 29°F | Partly Cloudy | 5 mph W | 5% |
| Monday | 53°F | Partly Sunny | 3 to 8 mph WSW | 2% |
| Monday Night | 32°F | Mostly Cloudy | 7 mph W | 7% |
| Tuesday | 49°F | Slight Chance Rain Showers then Mostly Sunny | 3 to 8 mph WNW | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Eagle River, WI
Last spring frost
May 25
First fall frost
Sep 24
Growing season
121 days
Hardiness zone
4b
Explore more for Eagle River, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Eagle Rvr, Wi (13.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.