Birch Hill, WI Weather & Growing Conditions
Today
75°F
Mostly Sunny
Mostly sunny. High near 75, with temperatures falling to around 73 in the afternoon. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Mostly Sunny | 5 to 10 mph NW | 14% |
| Tonight | 54°F | Partly Cloudy | 0 to 5 mph W | 2% |
| Wednesday | 76°F | Sunny | 5 mph W | 0% |
| Wednesday Night | 58°F | Mostly Clear | 5 mph S | 0% |
| Thursday | 83°F | Sunny | 10 to 15 mph SW | 3% |
| Thursday Night | 65°F | Mostly Clear | 10 mph SW | 5% |
| Friday | 85°F | Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 19% |
| Friday Night | 62°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Saturday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 24% |
| Saturday Night | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph S | 45% |
| Sunday | 76°F | Chance Showers And Thunderstorms | 5 mph NW | 43% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 26% |
| Monday | 75°F | Slight Chance Rain Showers | 0 to 5 mph NW | 19% |
| Monday Night | 57°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Birch Hill, WI
Last spring frost
May 23
First fall frost
Oct 1
Growing season
132 days
Hardiness zone
4b
Explore more for Birch Hill, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Saxon 1Wsw, Wi (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.