Dunbar, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dunbar, a community in Marinette County, Wisconsin.
This Afternoon
62°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy. High near 62, with temperatures falling to around 58 in the afternoon. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Dunbar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Scattered Rain Showers | 9 mph S | 29% |
| Tonight | 43°F | Chance Rain Showers | 7 mph SW | 69% |
| Thursday | 49°F | Rain Showers Likely | 7 to 17 mph NW | 72% |
| Thursday Night | 28°F | Slight Chance Rain Showers | 10 to 16 mph NNW | 17% |
| Friday | 42°F | Mostly Cloudy | 8 to 12 mph N | 6% |
| Friday Night | 22°F | Partly Cloudy | 5 to 8 mph NNW | 0% |
| Saturday | 48°F | Sunny | 6 mph WNW | 0% |
| Saturday Night | 28°F | Mostly Clear | 3 to 7 mph W | 1% |
| Sunday | 54°F | Sunny | 7 to 10 mph WNW | 3% |
| Sunday Night | 30°F | Mostly Clear | 2 to 6 mph WNW | 0% |
| Monday | 59°F | Mostly Sunny | 2 to 9 mph WSW | 0% |
| Monday Night | 35°F | Mostly Clear | 8 mph W | 1% |
| Tuesday | 55°F | Sunny | 6 to 9 mph NW | 1% |
| Tuesday Night | 29°F | Partly Cloudy | 1 to 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Dunbar (45.647, -88.180). Updated through the day.
Growing snapshot for Dunbar
Last spring frost
May 24
First fall frost
Sep 30
Growing season
128 days
Hardiness zone
4b
More local growing data for Dunbar: nearby ZIP 54119 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Goodman Sanitary Dist, Wi (8 mi from Dunbar). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.