Rhinelander, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rhinelander, a city in Oneida County, Wisconsin.
This Afternoon
63°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 63, with temperatures falling to around 61 in the afternoon. Southeast wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Rhinelander
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Rain Showers Likely | 6 mph SE | 62% |
| Tonight | 48°F | Rain Showers Likely | 7 mph ESE | 55% |
| Saturday | 62°F | Chance Rain Showers | 6 to 9 mph E | 44% |
| Saturday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 2 to 6 mph NE | 39% |
| Sunday | 67°F | Partly Sunny | 6 to 10 mph NE | 1% |
| Sunday Night | 40°F | Mostly Cloudy | 6 to 9 mph NE | 0% |
| Monday | 63°F | Partly Sunny | 8 mph ENE | 1% |
| Monday Night | 37°F | Partly Cloudy | 5 mph E | 1% |
| Tuesday | 64°F | Patchy Frost then Mostly Sunny | 2 to 7 mph ENE | 1% |
| Tuesday Night | 39°F | Mostly Clear then Patchy Fog | 1 to 5 mph E | 2% |
| Wednesday | 67°F | Patchy Fog then Mostly Sunny | 2 to 6 mph E | 2% |
| Wednesday Night | 42°F | Partly Cloudy then Patchy Fog | 0 to 3 mph E | 2% |
| Thursday | 70°F | Patchy Fog then Mostly Sunny | 0 to 3 mph S | 4% |
| Thursday Night | 44°F | Partly Cloudy | 2 mph W | 7% |
Forecast source: National Weather Service (api.weather.gov) for Rhinelander (45.636, -89.426). Updated through the day.
Growing snapshot for Rhinelander
Last spring frost
May 23
First fall frost
Sep 23
Growing season
124 days
Hardiness zone
4b
More local growing data for Rhinelander: nearby ZIP 54501 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rhinelander 4Ne, Wi (2 mi from Rhinelander). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.