Poplar, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Poplar, a village in Douglas County, Wisconsin.
Tonight
48°F
Light Rain
Rain. Cloudy. Low around 48, with temperatures rising to around 51 overnight. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Poplar
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Light Rain | 10 mph NE | 89% |
| Wednesday | 52°F | Light Rain | 5 to 10 mph NE | 84% |
| Wednesday Night | 41°F | Light Rain | 10 to 15 mph N | 87% |
| Thursday | 44°F | Light Rain Likely then Mostly Cloudy | 10 to 15 mph N | 67% |
| Thursday Night | 31°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Friday | 41°F | Partly Sunny | 5 mph NE | 0% |
| Friday Night | 26°F | Partly Cloudy | 0 to 5 mph SE | 0% |
| Saturday | 48°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Saturday Night | 33°F | Partly Cloudy | 5 to 10 mph SW | 12% |
| Sunday | 52°F | Mostly Sunny | 10 mph W | 12% |
| Sunday Night | 34°F | Partly Cloudy | 5 to 10 mph SW | 4% |
| Monday | 54°F | Mostly Sunny | 10 to 15 mph SW | 2% |
| Monday Night | 35°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Tuesday | 49°F | Mostly Sunny | 5 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Poplar (46.582, -91.782). Updated through the day.
Growing snapshot for Poplar
Last spring frost
May 24
First fall frost
Sep 26
Growing season
124 days
Hardiness zone
4b
More local growing data for Poplar: nearby ZIP 54864 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brule Rs, Wi (10.9 mi from Poplar). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.