Westfield, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westfield, a village in Clark County, Illinois.
Today
91°F
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. West wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Westfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 7 mph W | 65% |
| Tonight | 70°F | Mostly Cloudy | 3 to 7 mph SSE | 14% |
| Sunday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 6 to 10 mph NW | 27% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 8 to 13 mph NNE | 41% |
| Monday | 74°F | Showers And Thunderstorms Likely | 8 to 15 mph NE | 65% |
| Monday Night | 55°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 49% |
| Tuesday | 68°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 14 mph NNE | 28% |
| Tuesday Night | 53°F | Chance Showers And Thunderstorms then Mostly Cloudy | 8 to 14 mph NNE | 28% |
| Wednesday | 70°F | Mostly Sunny | 12 mph NNE | 7% |
| Wednesday Night | 54°F | Partly Cloudy | 5 to 10 mph N | 4% |
| Thursday | 71°F | Mostly Sunny | 9 mph N | 2% |
| Thursday Night | 55°F | Partly Cloudy | 5 to 8 mph NNE | 4% |
| Friday | 74°F | Mostly Sunny | 7 to 10 mph NNE | 2% |
| Friday Night | 54°F | Mostly Clear | 5 to 8 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Westfield (39.456, -87.996). Updated through the day.
Growing snapshot for Westfield
Last spring frost
Apr 15
First fall frost
Oct 23
Growing season
187 days
Hardiness zone
6a
More local growing data for Westfield: nearby ZIP 62474 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Charleston, Il (7 mi from Westfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.