Biron, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Biron, a village in Wood County, Wisconsin.
Tonight
51°F
Showers And Thunderstorms
Rain showers before 11pm, then showers and thunderstorms. Cloudy. Low around 51, with temperatures rising to around 53 overnight. East wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Biron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Showers And Thunderstorms | 14 mph E | 93% |
| Saturday | 64°F | Showers And Thunderstorms | 10 to 14 mph E | 83% |
| Saturday Night | 49°F | Rain Showers Likely | 8 to 12 mph NE | 67% |
| Sunday | 68°F | Slight Chance Rain Showers then Partly Sunny | 14 mph NE | 20% |
| Sunday Night | 43°F | Mostly Cloudy | 9 to 13 mph ENE | 1% |
| Monday | 62°F | Mostly Cloudy | 13 mph ENE | 3% |
| Monday Night | 42°F | Mostly Cloudy | 8 to 12 mph ENE | 8% |
| Tuesday | 62°F | Partly Sunny | 8 to 12 mph ENE | 8% |
| Tuesday Night | 42°F | Partly Cloudy | 3 to 8 mph ENE | 3% |
| Wednesday | 66°F | Sunny | 5 to 8 mph ENE | 2% |
| Wednesday Night | 44°F | Partly Cloudy then Patchy Fog | 1 to 6 mph ENE | 1% |
| Thursday | 69°F | Mostly Sunny | 5 mph ENE | 6% |
| Thursday Night | 46°F | Partly Cloudy | 0 to 3 mph ENE | 6% |
| Friday | 72°F | Mostly Sunny | 1 to 6 mph N | 4% |
Forecast source: National Weather Service (api.weather.gov) for Biron (44.428, -89.766). Updated through the day.
Growing snapshot for Biron
Last spring frost
May 9
First fall frost
Sep 30
Growing season
142 days
Hardiness zone
4b
More local growing data for Biron: nearby ZIP 54475 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Arpin
Auburndale
Babcock
Hewitt
Lake Camelot
Lake Wazeecha
Marshfield
Milladore
Nekoosa
Pittsville
Port Edwards
Rudolph
Vesper
Wisconsin Rapids
Climate data from the nearest NOAA station, Wisconsin Rapids, Wi (6.7 mi from Biron). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.