Eagle River, WI Weather & Growing Conditions
Overnight
50°F
Slight Chance Rain Showers
A slight chance of rain showers. Cloudy, with a low around 50. East southeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Slight Chance Rain Showers | 5 mph ESE | 17% |
| Saturday | 59°F | Chance Rain Showers | 7 mph E | 35% |
| Saturday Night | 46°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph NE | 22% |
| Sunday | 63°F | Partly Sunny | 6 to 10 mph NNE | 2% |
| Sunday Night | 38°F | Mostly Cloudy | 3 to 9 mph NE | 0% |
| Monday | 61°F | Partly Sunny | 3 to 7 mph ENE | 0% |
| Monday Night | 35°F | Partly Cloudy then Patchy Frost | 1 to 5 mph E | 0% |
| Tuesday | 64°F | Patchy Frost then Sunny | 1 to 6 mph E | 0% |
| Tuesday Night | 37°F | Mostly Clear then Patchy Fog | 1 to 5 mph E | 0% |
| Wednesday | 66°F | Patchy Fog then Sunny | 1 to 6 mph ESE | 0% |
| Wednesday Night | 40°F | Patchy Fog | 0 to 3 mph E | 1% |
| Thursday | 68°F | Patchy Fog then Mostly Sunny | 0 to 3 mph ENE | 3% |
| Thursday Night | 42°F | Partly Cloudy | 2 mph NE | 2% |
| Friday | 71°F | Mostly Sunny | 0 to 3 mph SSE | 2% |
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 (0.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.