New Post, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Post, a community in Sawyer County, Wisconsin.
Overnight
48°F
Chance Rain Showers
A chance of rain showers before 3am, then a chance of rain showers and patchy fog. Cloudy, with a low around 48. East wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for New Post
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Chance Rain Showers | 5 mph E | 37% |
| Saturday | 60°F | Chance Rain Showers then Patchy Fog | 5 mph E | 26% |
| Saturday Night | 48°F | Patchy Fog | 5 mph NE | 12% |
| Sunday | 64°F | Mostly Cloudy | 5 to 10 mph NE | 1% |
| Sunday Night | 41°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 62°F | Partly Sunny | 5 mph E | 0% |
| Monday Night | 38°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Tuesday | 66°F | Sunny | 0 to 5 mph E | 1% |
| Tuesday Night | 37°F | Mostly Clear | 0 to 5 mph E | 1% |
| Wednesday | 69°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 40°F | Mostly Clear | 0 mph | 1% |
| Thursday | 70°F | Sunny | 0 to 5 mph SE | 3% |
| Thursday Night | 43°F | Partly Cloudy | 0 mph | 4% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov) for New Post (45.903, -91.207). Updated through the day.
Growing snapshot for New Post
Last spring frost
May 19
First fall frost
Sep 27
Growing season
129 days
Hardiness zone
4a
More local growing data for New Post: nearby ZIP 54867 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winter, Wi (10.2 mi from New Post). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.