Palmyra, WI Weather & Growing Conditions
Overnight
62°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 62. East wind 10 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Showers And Thunderstorms | 10 to 15 mph E | 100% |
| Saturday | 70°F | Showers And Thunderstorms | 5 to 15 mph SE | 100% |
| Saturday Night | 59°F | Showers And Thunderstorms | 5 to 10 mph E | 77% |
| Sunday | 65°F | Scattered Rain Showers | 10 to 15 mph NE | 40% |
| Sunday Night | 53°F | Mostly Cloudy | 10 to 15 mph NE | 12% |
| Monday | 62°F | Cloudy | 10 to 15 mph NE | 10% |
| Monday Night | 48°F | Mostly Cloudy | 5 to 10 mph NE | 8% |
| Tuesday | 61°F | Partly Sunny | 5 to 15 mph NE | 8% |
| Tuesday Night | 47°F | Partly Cloudy | 5 to 10 mph NE | 4% |
| Wednesday | 63°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Thursday | 66°F | Mostly Sunny | 0 to 5 mph NE | 3% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Palmyra, WI
Last spring frost
May 3
First fall frost
Oct 9
Growing season
157 days
Hardiness zone
5b
Explore more for Palmyra, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Sullivan 3Se, Wi (5.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.