Poplar, WI Weather & Growing Conditions
Today
75°F
Mostly Sunny
Mostly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Mostly Sunny | 5 to 10 mph W | 1% |
| Tonight | 50°F | Mostly Clear | 0 to 5 mph W | 0% |
| Wednesday | 78°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 5 mph SW | 1% |
| Thursday | 84°F | Sunny | 10 to 15 mph SW | 4% |
| Thursday Night | 62°F | Mostly Clear | 10 mph SW | 5% |
| Friday | 85°F | Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 16% |
| Friday Night | 59°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 27% |
| Saturday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 16% |
| Saturday Night | 58°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph W | 43% |
| Sunday | 78°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 28% |
| Sunday Night | 57°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NW | 20% |
| Monday | 78°F | Slight Chance Rain Showers | 0 to 5 mph NW | 21% |
| Monday Night | 55°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Poplar, WI
Last spring frost
May 12
First fall frost
Oct 2
Growing season
142 days
Hardiness zone
4a
Explore more for Poplar, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Solon Springs, Wi (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.