Tustin, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tustin, a community in Waushara County, Wisconsin.
Today
63°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 63, with temperatures falling to around 56 in the afternoon. South southwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Tustin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Chance Rain Showers | 14 mph SSW | 46% |
| Tonight | 45°F | Rain Showers Likely | 8 to 12 mph SW | 46% |
| Thursday | 53°F | Rain Showers Likely | 7 to 14 mph WNW | 72% |
| Thursday Night | 35°F | Mostly Cloudy | 10 to 14 mph N | 6% |
| Friday | 47°F | Partly Sunny | 5 to 13 mph N | 5% |
| Friday Night | 28°F | Partly Cloudy | 3 mph NNW | 0% |
| Saturday | 50°F | Sunny | 1 to 5 mph WNW | 0% |
| Saturday Night | 32°F | Mostly Clear | 6 mph W | 4% |
| Sunday | 55°F | Sunny | 6 to 12 mph W | 8% |
| Sunday Night | 33°F | Mostly Clear | 3 to 7 mph W | 0% |
| Monday | 58°F | Mostly Sunny | 3 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 8 mph W | 1% |
| Tuesday | 58°F | Sunny | 8 mph WNW | 3% |
| Tuesday Night | 35°F | Partly Cloudy | 1 to 5 mph NW | 1% |
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 Nov 4, 2026.