Lake Arrowhead, WI Weather & Growing Conditions
This Afternoon
67°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 67, with temperatures falling to around 65 in the afternoon. South wind around 12 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Chance Rain Showers | 12 mph S | 44% |
| Tonight | 56°F | Rain Showers | 10 mph S | 93% |
| Wednesday | 61°F | Rain Showers | 9 to 13 mph S | 80% |
| Wednesday Night | 44°F | Rain Showers | 9 to 13 mph SW | 90% |
| Thursday | 52°F | Rain Showers | 8 to 14 mph NW | 85% |
| Thursday Night | 34°F | Chance Rain Showers then Mostly Cloudy | 14 mph N | 26% |
| Friday | 48°F | Partly Sunny | 3 to 12 mph N | 5% |
| Friday Night | 28°F | Partly Cloudy | 2 mph N | 1% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph W | 11% |
| Sunday | 57°F | Slight Chance Rain Showers | 5 to 9 mph W | 16% |
| Sunday Night | 32°F | Mostly Clear | 2 to 6 mph W | 4% |
| Monday | 59°F | Mostly Sunny | 3 to 12 mph SW | 1% |
| Monday Night | 36°F | Partly Cloudy | 8 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lake Arrowhead, WI
Last spring frost
May 8
First fall frost
Oct 1
Growing season
145 days
Hardiness zone
4b
Explore more for Lake Arrowhead, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Wisconsin Rapids Alexander Fld, Wi (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.