Wales, WI Weather & Growing Conditions
This Afternoon
68°F
Light Rain Likely
Rain likely and a slight chance of thunderstorms. Cloudy. High near 68, with temperatures falling to around 63 in the afternoon. South wind 0 to 15 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Light Rain Likely | 0 to 15 mph S | 65% |
| Tonight | 58°F | Light Rain | 10 to 15 mph S | 92% |
| Wednesday | 61°F | Light Rain | 10 to 15 mph S | 83% |
| Wednesday Night | 47°F | Chance Light Rain | 10 mph SW | 48% |
| Thursday | 53°F | Light Rain Likely | 5 to 10 mph W | 71% |
| Thursday Night | 40°F | Light Rain Likely | 5 to 10 mph NW | 55% |
| Friday | 48°F | Slight Chance Light Rain | 10 to 15 mph N | 22% |
| Friday Night | 33°F | Mostly Cloudy | 0 to 5 mph N | 3% |
| Saturday | 50°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 34°F | Partly Cloudy | 0 to 5 mph W | 7% |
| Sunday | 56°F | Slight Chance Light Rain | 5 to 10 mph W | 19% |
| Sunday Night | 36°F | Partly Cloudy | 5 mph W | 4% |
| Monday | 58°F | Mostly Sunny | 5 to 15 mph SW | 2% |
| Monday Night | 40°F | Partly Cloudy | 5 to 10 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wales, WI
Last spring frost
May 1
First fall frost
Oct 13
Growing season
162 days
Hardiness zone
5b
Explore more for Wales, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Waukesha Wwtp, Wi (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.