Poy Sippi, WI Weather & Growing Conditions
Overnight
55°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 55, with temperatures rising to around 57 overnight. East wind around 9 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 |
|---|---|---|---|---|
| Overnight | 55°F | Showers And Thunderstorms | 9 mph E | 94% |
| Saturday | 65°F | Showers And Thunderstorms | 9 mph E | 86% |
| Saturday Night | 53°F | Showers And Thunderstorms Likely | 9 mph NE | 69% |
| Sunday | 67°F | Mostly Sunny | 9 to 14 mph NE | 8% |
| Sunday Night | 47°F | Mostly Cloudy | 12 mph NE | 1% |
| Monday | 61°F | Mostly Cloudy | 8 to 13 mph NE | 2% |
| Monday Night | 44°F | Mostly Cloudy | 6 to 9 mph NE | 1% |
| Tuesday | 62°F | Mostly Sunny | 6 to 12 mph NE | 2% |
| Tuesday Night | 44°F | Mostly Clear | 3 to 7 mph NE | 2% |
| Wednesday | 64°F | Sunny | 3 to 9 mph NE | 1% |
| Wednesday Night | 46°F | Mostly Clear then Patchy Fog | 1 to 6 mph NE | 1% |
| Thursday | 67°F | Patchy Fog then Mostly Sunny | 2 to 6 mph NE | 3% |
| Thursday Night | 46°F | Partly Cloudy | 0 to 3 mph NE | 2% |
| Friday | 70°F | Mostly Sunny | 1 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Poy Sippi, WI
Last spring frost
May 1
First fall frost
Oct 8
Growing season
158 days
Hardiness zone
5a
Explore more for Poy Sippi, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Berlin Wwtp, Wi (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.