Westfield, WI Weather & Growing Conditions
Tonight
56°F
Rain Showers
Rain showers. Cloudy, with a low around 56. South wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Rain Showers | 10 mph S | 91% |
| Wednesday | 61°F | Rain Showers | 10 to 15 mph S | 83% |
| Wednesday Night | 45°F | Chance Rain Showers then Light Rain Likely | 5 to 10 mph SW | 58% |
| Thursday | 53°F | Light Rain | 5 to 10 mph W | 84% |
| Thursday Night | 35°F | Chance Light Rain then Mostly Cloudy | 5 to 10 mph N | 29% |
| Friday | 48°F | Partly Sunny | 5 to 10 mph N | 14% |
| Friday Night | 28°F | Partly Cloudy | 0 mph | 2% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 31°F | Partly Cloudy | 0 to 5 mph W | 11% |
| Sunday | 57°F | Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Sunday Night | 32°F | Mostly Clear | 0 to 5 mph W | 3% |
| Monday | 60°F | Mostly Sunny | 0 to 10 mph SW | 1% |
| Monday Night | 37°F | Partly Cloudy | 5 mph W | 0% |
| Tuesday | 59°F | Sunny | 5 to 10 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Westfield, WI
Last spring frost
May 3
First fall frost
Oct 5
Growing season
153 days
Hardiness zone
5a
Explore more for Westfield, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Montello, Wi (13.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.