Barron, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Barron, a city in Barron County, Wisconsin.
This Afternoon
63°F
Light Rain Likely
Rain likely. Cloudy. High near 63, with temperatures falling to around 59 in the afternoon. North northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Barron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Light Rain Likely | 10 mph NNE | 66% |
| Tonight | 54°F | Rain | 5 mph NE | 96% |
| Wednesday | 59°F | Rain | 5 mph ESE | 92% |
| Wednesday Night | 44°F | Light Rain | 5 to 10 mph NNW | 89% |
| Thursday | 47°F | Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 46% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 15 mph NNE | 5% |
| Friday | 45°F | Partly Sunny | 0 to 5 mph NE | 0% |
| Friday Night | 27°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 49°F | Mostly Sunny | 0 to 5 mph WSW | 0% |
| Saturday Night | 33°F | Partly Cloudy | 0 to 5 mph WSW | 11% |
| Sunday | 54°F | Mostly Sunny | 5 to 10 mph WNW | 13% |
| Sunday Night | 34°F | Partly Cloudy | 0 to 5 mph SW | 3% |
| Monday | 55°F | Mostly Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 37°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Barron (45.402, -91.844). Updated through the day.
Growing snapshot for Barron
Last spring frost
May 8
First fall frost
Oct 2
Growing season
145 days
Hardiness zone
4b
More local growing data for Barron: nearby ZIP 54812 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Rice Lake, Wi (5.6 mi from Barron). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.