Arkansaw, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arkansaw, a community in Pepin County, Wisconsin.
Tonight
54°F
Patchy Fog
Patchy fog and showers and thunderstorms before midnight, then patchy fog and a chance of showers and thunderstorms between midnight and 3am, then patchy fog and showers and thunderstorms likely between 3am and 4am, then patchy fog and showers and thunderstorms likely. Cloudy. Low around 54, with temperatures rising to around 57 overnight. East wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Arkansaw
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Patchy Fog | 10 mph E | 54% |
| Saturday | 66°F | Patchy Fog then Drizzle Likely | 10 mph ENE | 45% |
| Saturday Night | 52°F | Slight Chance Drizzle then Mostly Cloudy | 5 to 10 mph NE | 24% |
| Sunday | 70°F | Partly Sunny | 10 mph NE | 5% |
| Sunday Night | 45°F | Mostly Cloudy | 5 mph ENE | 3% |
| Monday | 66°F | Mostly Cloudy | 5 to 10 mph ENE | 9% |
| Monday Night | 42°F | Mostly Cloudy | 5 mph ENE | 8% |
| Tuesday | 65°F | Mostly Sunny | 5 mph ENE | 7% |
| Tuesday Night | 42°F | Mostly Clear | 0 to 5 mph E | 3% |
| Wednesday | 68°F | Sunny | 0 to 5 mph ESE | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 0 mph | 6% |
| Thursday | 71°F | Mostly Sunny | 0 mph | 8% |
| Thursday Night | 49°F | Partly Cloudy | 0 mph | 8% |
| Friday | 73°F | Mostly Sunny | 0 to 5 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov) for Arkansaw (44.634, -92.021). Updated through the day.
Growing snapshot for Arkansaw
Last spring frost
May 1
First fall frost
Oct 10
Growing season
162 days
Hardiness zone
4b
More local growing data for Arkansaw: nearby ZIP 54721 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Durand, Wi (5.2 mi from Arkansaw). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.