Wauwatosa, WI Weather & Growing Conditions
This Afternoon
65°F
Cloudy
Cloudy. High near 65, with temperatures falling to around 55 in the afternoon. Southwest wind 10 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Cloudy | 10 to 15 mph SW | 4% |
| Tonight | 46°F | Cloudy then Chance Light Rain | 10 mph SW | 42% |
| Thursday | 53°F | Light Rain Likely | 10 mph W | 68% |
| Thursday Night | 36°F | Slight Chance Light Rain then Cloudy | 10 to 15 mph N | 17% |
| Friday | 48°F | Partly Sunny | 10 to 15 mph N | 5% |
| Friday Night | 30°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Saturday | 52°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 34°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 57°F | Sunny | 5 to 10 mph W | 1% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 0% |
| Monday | 61°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 to 10 mph W | 0% |
| Tuesday | 60°F | Sunny | 5 mph NW | 0% |
| Tuesday Night | 38°F | Partly Cloudy | 0 to 5 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wauwatosa, WI
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
173 days
Hardiness zone
5b
Explore more for Wauwatosa, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Mt Mary College, Wi (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.