Tustin, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tustin, a community in Waushara County, Wisconsin.
This Afternoon
66°F
Rain Showers
Rain showers. Cloudy. High near 66, with temperatures falling to around 60 in the afternoon. East wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Tustin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Rain Showers | 8 mph E | 85% |
| Tonight | 55°F | Rain Showers | 8 to 13 mph E | 97% |
| Saturday | 64°F | Showers And Thunderstorms | 13 mph E | 92% |
| Saturday Night | 53°F | Rain Showers Likely | 12 mph NE | 71% |
| Sunday | 67°F | Slight Chance Rain Showers then Partly Sunny | 12 to 15 mph NE | 22% |
| Sunday Night | 48°F | Mostly Cloudy | 10 to 14 mph NE | 2% |
| Monday | 62°F | Mostly Cloudy | 13 mph NE | 4% |
| Monday Night | 45°F | Mostly Cloudy | 8 to 12 mph NE | 8% |
| Tuesday | 62°F | Partly Sunny | 8 to 12 mph NE | 8% |
| Tuesday Night | 45°F | Partly Cloudy | 5 to 8 mph NE | 4% |
| Wednesday | 66°F | Mostly Sunny | 5 to 8 mph NE | 4% |
| Wednesday Night | 47°F | Partly Cloudy | 2 to 6 mph NE | 2% |
| Thursday | 69°F | Mostly Sunny | 5 mph NNE | 4% |
| Thursday Night | 49°F | Partly Cloudy | 2 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov) for Tustin (44.170, -88.896). Updated through the day.
Growing snapshot for Tustin
Last spring frost
May 4
First fall frost
Oct 6
Growing season
153 days
Hardiness zone
5a
More local growing data for Tustin: nearby ZIP 54940 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Berlin
Coloma
Fremont
Hancock
Lohrville
Pine River
Plainfield
Poy Sippi
Redgranite
Wautoma
Wild Rose
Climate data from the nearest NOAA station, New London, Wi (11.3 mi from Tustin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.