Shell Lake, WI Weather & Growing Conditions
Today
58°F
Light Rain Likely
Rain likely and patchy fog. Cloudy. High near 58, with temperatures falling to around 54 in the afternoon. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 58°F | Light Rain Likely | 5 mph S | 72% |
| Tonight | 38°F | Light Rain | 0 to 15 mph NW | 77% |
| Thursday | 46°F | Mostly Cloudy | 10 to 15 mph N | 13% |
| Thursday Night | 26°F | Mostly Cloudy | 0 to 10 mph N | 2% |
| Friday | 45°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 23°F | Mostly Clear | 0 mph | 0% |
| Saturday | 47°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Saturday Night | 29°F | Partly Cloudy | 5 mph SW | 2% |
| Sunday | 53°F | Sunny | 5 to 10 mph W | 0% |
| Sunday Night | 31°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Monday | 59°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 32°F | Mostly Clear | 0 to 5 mph W | 0% |
| Tuesday | 54°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Tuesday Night | 31°F | Partly Cloudy | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Shell Lake, WI
Last spring frost
May 14
First fall frost
Sep 28
Growing season
135 days
Hardiness zone
4a
Explore more for Shell Lake, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Spooner Ag Res Stn, Wi (13 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.