Dellwood, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dellwood, a community in Adams County, Wisconsin.
Today
80°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Patchy fog before 9am, then a slight chance of rain showers between 11am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 80, with temperatures falling to around 77 in the afternoon. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
7-day forecast for Dellwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 21% |
| Tonight | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph W | 65% |
| Wednesday | 78°F | Partly Sunny | 5 mph NW | 7% |
| Wednesday Night | 54°F | Partly Cloudy | 0 to 3 mph W | 2% |
| Thursday | 82°F | Sunny | 0 to 3 mph SW | 1% |
| Thursday Night | 58°F | Mostly Clear | 5 mph S | 0% |
| Friday | 84°F | Sunny | 2 to 9 mph SW | 3% |
| Friday Night | 63°F | Mostly Clear | 5 to 9 mph SW | 14% |
| Saturday | 86°F | Mostly Sunny | 5 to 9 mph SW | 14% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms | 3 to 8 mph SW | 37% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 5 to 9 mph W | 37% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 2 to 9 mph SW | 45% |
| Monday | 83°F | Chance Rain Showers | 2 to 7 mph S | 41% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 6 mph N | 35% |
Forecast source: National Weather Service (api.weather.gov) for Dellwood (43.945, -89.928). Updated through the day.
Growing snapshot for Dellwood
Last spring frost
May 9
First fall frost
Oct 3
Growing season
147 days
Hardiness zone
4b
More local growing data for Dellwood: nearby ZIP 53934 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Friendship, Wi (0.5 mi from Dellwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.