Poplar, WI Weather & Growing Conditions
Tonight
50°F
Rain
Rain. Cloudy, with a low around 50. Northeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Rain | 10 mph NE | 86% |
| Wednesday | 52°F | Rain | 10 mph NE | 86% |
| Wednesday Night | 41°F | Light Rain | 10 to 15 mph N | 87% |
| Thursday | 45°F | Light Rain Likely then Mostly Cloudy | 10 to 15 mph N | 67% |
| Thursday Night | 32°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Friday | 42°F | Partly Sunny | 5 mph NE | 0% |
| Friday Night | 26°F | Partly Cloudy | 0 to 5 mph SE | 0% |
| Saturday | 49°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Saturday Night | 34°F | Partly Cloudy | 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 | Partly Sunny | 10 to 15 mph SW | 2% |
| Monday Night | 36°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Tuesday | 50°F | Mostly Sunny | 5 to 10 mph W | 0% |
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 Nov 4, 2026.