Lake Arrowhead, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Arrowhead, a community in Adams County, Wisconsin.
This Afternoon
64°F
Rain Showers
Rain showers. Mostly cloudy. High near 64, with temperatures falling to around 60 in the afternoon. East wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Lake Arrowhead
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Rain Showers | 9 mph E | 95% |
| Tonight | 50°F | Showers And Thunderstorms | 10 to 14 mph E | 97% |
| Saturday | 64°F | Showers And Thunderstorms | 8 to 13 mph E | 79% |
| Saturday Night | 49°F | Rain Showers Likely | 8 mph NE | 69% |
| Sunday | 68°F | Partly Sunny | 9 to 13 mph NE | 9% |
| Sunday Night | 45°F | Mostly Cloudy | 10 mph NE | 1% |
| Monday | 62°F | Mostly Cloudy | 12 mph E | 6% |
| Monday Night | 43°F | Mostly Cloudy | 6 to 9 mph NE | 12% |
| Tuesday | 62°F | Partly Sunny | 7 to 10 mph E | 12% |
| Tuesday Night | 42°F | Partly Cloudy | 2 to 7 mph NE | 3% |
| Wednesday | 66°F | Sunny | 3 to 7 mph NE | 2% |
| Wednesday Night | 45°F | Partly Cloudy | 1 to 5 mph E | 1% |
| Thursday | 69°F | Mostly Sunny | 3 mph NE | 5% |
| Thursday Night | 46°F | Partly Cloudy | 2 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Lake Arrowhead (44.204, -89.845). Updated through the day.
Growing snapshot for Lake Arrowhead
Last spring frost
May 8
First fall frost
Oct 1
Growing season
145 days
Hardiness zone
4b
More local growing data for Lake Arrowhead: nearby ZIP 54457 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Wisconsin Rapids Alexander Fld, Wi (9.5 mi from Lake Arrowhead). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.