Jump River, WI Weather & Growing Conditions
Today
78°F
Mostly Cloudy
Mostly cloudy. High near 78, with temperatures falling to around 76 in the afternoon. Northwest wind around 8 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Cloudy | 8 mph NW | 8% |
| Tonight | 52°F | Mostly Cloudy | 0 to 6 mph NW | 4% |
| Wednesday | 78°F | Sunny | 0 to 6 mph NW | 0% |
| Wednesday Night | 52°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Thursday | 83°F | Sunny | 1 to 9 mph SW | 1% |
| Thursday Night | 59°F | Mostly Clear | 3 to 7 mph SW | 2% |
| Friday | 85°F | Sunny | 3 to 12 mph SW | 14% |
| Friday Night | 61°F | Chance Showers And Thunderstorms | 3 to 9 mph SW | 36% |
| Saturday | 84°F | Mostly Sunny | 3 to 7 mph SW | 12% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 2 to 6 mph W | 53% |
| Sunday | 83°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 44% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 6 mph N | 25% |
| Monday | 81°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 2 to 6 mph N | 26% |
| Monday Night | 58°F | Slight Chance Showers And Thunderstorms | 5 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Jump River, WI
Last spring frost
May 20
First fall frost
Sep 23
Growing season
125 days
Hardiness zone
4a
Explore more for Jump River, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Jump Rvr 3E, Wi (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.