New Post, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Post, a community in Sawyer County, Wisconsin.
Today
76°F
Showers And Thunderstorms Likely then Partly Sunny
Showers and thunderstorms likely before 8am. Partly sunny. High near 76, with temperatures falling to around 74 in the afternoon. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for New Post
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Showers And Thunderstorms Likely then Partly Sunny | 5 to 10 mph W | 56% |
| Tonight | 51°F | Partly Cloudy | 0 to 5 mph NW | 3% |
| Wednesday | 77°F | Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Thursday | 82°F | Sunny | 5 to 10 mph SW | 2% |
| Thursday Night | 60°F | Mostly Clear | 5 to 10 mph SW | 5% |
| Friday | 85°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 16% |
| Friday Night | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 27% |
| Saturday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 16% |
| Saturday Night | 60°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 50% |
| Sunday | 80°F | Chance Rain Showers | 0 to 5 mph W | 43% |
| Sunday Night | 57°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 23% |
| Monday | 80°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 22% |
| Monday Night | 57°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 20% |
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 Aug 4, 2026.