Birch Hill, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Birch Hill, a community in Iron County, Wisconsin.
Tonight
50°F
Slight Chance Drizzle
A slight chance of drizzle after 9pm. Mostly cloudy, with a low around 50. Southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Birch Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Slight Chance Drizzle | 0 to 5 mph SE | 21% |
| Saturday | 64°F | Slight Chance Drizzle then Mostly Cloudy | 5 mph E | 22% |
| Saturday Night | 48°F | Patchy Fog | 0 to 5 mph NE | 8% |
| Sunday | 58°F | Partly Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 40°F | Mostly Cloudy | 5 to 15 mph E | 0% |
| Monday | 61°F | Partly Sunny | 5 to 15 mph NE | 0% |
| Monday Night | 38°F | Partly Cloudy | 0 to 10 mph E | 0% |
| Tuesday | 64°F | Sunny | 0 to 10 mph E | 0% |
| Tuesday Night | 39°F | Mostly Clear | 0 to 10 mph SE | 0% |
| Wednesday | 66°F | Sunny | 0 to 5 mph SE | 2% |
| Wednesday Night | 43°F | Partly Cloudy | 0 to 5 mph SE | 2% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph W | 5% |
| Thursday Night | 46°F | Partly Cloudy | 0 to 5 mph S | 5% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Birch Hill (46.521, -90.555). Updated through the day.
Growing snapshot for Birch Hill
Last spring frost
May 23
First fall frost
Oct 1
Growing season
132 days
Hardiness zone
4b
More local growing data for Birch Hill: nearby ZIP 54559 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Saxon 1Wsw, Wi (2.7 mi from Birch Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.