Tustin, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tustin, a community in Waushara County, Wisconsin.
Tonight
53°F
Chance Rain Showers
A chance of rain showers before 1am. Mostly cloudy, with a low around 53. Northeast wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Tustin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Chance Rain Showers | 10 mph NE | 45% |
| Sunday | 67°F | Partly Sunny | 10 to 16 mph NE | 2% |
| Sunday Night | 47°F | Mostly Cloudy | 13 mph NE | 0% |
| Monday | 62°F | Mostly Cloudy | 9 to 13 mph NE | 1% |
| Monday Night | 44°F | Mostly Cloudy | 8 to 12 mph NE | 6% |
| Tuesday | 62°F | Partly Sunny | 8 to 12 mph ENE | 6% |
| Tuesday Night | 45°F | Partly Cloudy | 8 mph NE | 3% |
| Wednesday | 65°F | Mostly Sunny | 6 to 10 mph NE | 3% |
| Wednesday Night | 48°F | Partly Cloudy | 2 to 6 mph NE | 2% |
| Thursday | 67°F | Mostly Sunny | 2 to 6 mph ENE | 8% |
| Thursday Night | 50°F | Mostly Cloudy | 3 mph NE | 8% |
| Friday | 71°F | Partly Sunny | 3 mph NE | 4% |
| Friday Night | 50°F | Partly Cloudy | 2 mph NE | 4% |
| Saturday | 72°F | Mostly Sunny | 0 to 5 mph E | 3% |
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 20, 2026.