Rhinelander, WI Weather & Growing Conditions
Tonight
58°F
Rain Showers
Rain showers likely before 8pm, then rain showers and areas of fog. Cloudy. Low around 58, with temperatures rising to around 60 overnight. South southeast wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Rain Showers | 8 mph SSE | 91% |
| Wednesday | 62°F | Rain Showers | 9 mph SSE | 93% |
| Wednesday Night | 43°F | Rain Showers | 8 mph WSW | 92% |
| Thursday | 46°F | Rain Showers | 7 to 14 mph NNW | 94% |
| Thursday Night | 30°F | Slight Chance Rain Showers then Cloudy | 10 to 14 mph N | 18% |
| Friday | 42°F | Partly Sunny | 5 to 10 mph NNE | 4% |
| Friday Night | 25°F | Partly Cloudy | 2 mph NNE | 1% |
| Saturday | 46°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 29°F | Partly Cloudy | 5 mph WSW | 12% |
| Sunday | 51°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 9 mph WNW | 15% |
| Sunday Night | 31°F | Partly Cloudy | 6 mph W | 5% |
| Monday | 52°F | Mostly Sunny | 5 to 10 mph SW | 2% |
| Monday Night | 34°F | Partly Cloudy | 8 mph W | 2% |
| Tuesday | 50°F | Mostly Sunny | 6 to 9 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rhinelander, WI
Last spring frost
May 23
First fall frost
Sep 23
Growing season
124 days
Hardiness zone
4b
Explore more for Rhinelander, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Rhinelander 4Ne, Wi (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.