Tustin, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tustin, a community in Waushara County, Wisconsin.
Overnight
58°F
Rain Showers
Rain showers and patchy fog. Cloudy. Low around 58, with temperatures rising to around 60 overnight. South southeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Tustin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Rain Showers | 10 mph SSE | 77% |
| Wednesday | 63°F | Chance Rain Showers | 9 to 14 mph SSW | 38% |
| Wednesday Night | 45°F | Rain Showers Likely | 9 to 13 mph SW | 62% |
| Thursday | 53°F | Rain Showers Likely | 8 to 14 mph WNW | 62% |
| 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% |
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.