Eagle River, WI Weather & Growing Conditions
Overnight
56°F
Rain Showers
Rain showers and areas of fog. Cloudy. Low around 56, with temperatures rising to around 58 overnight. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Rain Showers | 5 mph SE | 94% |
| Wednesday | 62°F | Rain Showers | 7 mph S | 82% |
| Wednesday Night | 37°F | Rain Showers | 3 to 8 mph WSW | 87% |
| Thursday | 44°F | Rain Showers Likely then Slight Chance Rain And Snow Showers | 10 to 14 mph NNW | 72% |
| Thursday Night | 25°F | Chance Rain And Snow Showers then Cloudy | 7 to 14 mph N | 33% |
| Friday | 41°F | Partly Sunny | 3 to 8 mph N | 8% |
| Friday Night | 23°F | Partly Cloudy | 2 mph N | 0% |
| Saturday | 44°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 27°F | Partly Cloudy | 6 mph W | 8% |
| Sunday | 48°F | Slight Chance Rain Showers then Mostly Sunny | 6 to 9 mph WNW | 15% |
| Sunday Night | 28°F | Partly Cloudy | 1 to 6 mph W | 5% |
| Monday | 53°F | Partly Sunny | 3 to 9 mph WSW | 2% |
| Monday Night | 32°F | Mostly Cloudy | 5 to 8 mph W | 7% |
| Tuesday | 50°F | Slight Chance Rain Showers then Mostly Sunny | 5 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 (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.