Lena, WI Weather & Growing Conditions
Today
83°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Partly sunny. High near 83, with temperatures falling to around 80 in the afternoon. Heat index values as high as 86. West southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 8 to 13 mph WSW | 32% |
| Tonight | 58°F | Chance Showers And Thunderstorms | 2 to 7 mph NW | 33% |
| Wednesday | 80°F | Patchy Fog then Partly Sunny | 5 mph NNE | 14% |
| Wednesday Night | 51°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Thursday | 83°F | Mostly Sunny | 1 to 8 mph SW | 1% |
| Thursday Night | 56°F | Mostly Clear | 3 to 7 mph SSW | 1% |
| Friday | 85°F | Sunny | 3 to 13 mph SW | 6% |
| Friday Night | 62°F | Slight Chance Rain Showers | 6 to 10 mph SW | 23% |
| Saturday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 21% |
| Saturday Night | 62°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 8 mph SW | 44% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 3 to 9 mph W | 44% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 2 to 7 mph WNW | 39% |
| Monday | 82°F | Chance Showers And Thunderstorms | 2 to 7 mph SSW | 33% |
| Monday Night | 58°F | Chance Showers And Thunderstorms | 2 to 6 mph NNE | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lena, WI
Last spring frost
May 9
First fall frost
Oct 6
Growing season
150 days
Hardiness zone
5a
Explore more for Lena, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Oconto 4 W, Wi (7.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.