Poplar, WI Weather & Growing Conditions
Today
61°F
Cloudy
Cloudy, with a high near 61. Northeast wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 61°F | Cloudy | 5 to 10 mph NE | 7% |
| Tonight | 50°F | Mostly Cloudy then Patchy Fog | 0 to 5 mph NE | 5% |
| Sunday | 60°F | Mostly Cloudy | 10 to 15 mph NE | 2% |
| Sunday Night | 42°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Monday | 60°F | Mostly Sunny | 5 to 15 mph NE | 0% |
| Monday Night | 40°F | Mostly Clear | 0 to 10 mph E | 0% |
| Tuesday | 63°F | Sunny | 0 to 10 mph E | 0% |
| Tuesday Night | 39°F | Mostly Clear | 0 to 10 mph E | 0% |
| Wednesday | 66°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 42°F | Mostly Clear | 0 to 5 mph E | 2% |
| Thursday | 67°F | Mostly Sunny | 0 to 5 mph E | 3% |
| Thursday Night | 46°F | Partly Cloudy | 0 to 5 mph E | 2% |
| Friday | 70°F | Mostly Sunny | 0 to 5 mph SE | 4% |
| Friday Night | 49°F | Partly Cloudy | 5 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Poplar, WI
Last spring frost
May 24
First fall frost
Sep 26
Growing season
124 days
Hardiness zone
4b
Explore more for Poplar, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Brule Rs, Wi (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.