Westfield, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westfield, a city in Hamilton County, Indiana.
Overnight
63°F
Mostly Cloudy
Mostly cloudy. Low around 63, with temperatures rising to around 67 overnight. East southeast wind around 6 mph.
7-day forecast for Westfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Cloudy | 6 mph ESE | 8% |
| Saturday | 85°F | Chance Showers And Thunderstorms | 5 to 8 mph S | 62% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph S | 25% |
| Sunday | 82°F | Slight Chance Showers And Thunderstorms | 3 to 8 mph W | 50% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 9 to 13 mph NE | 65% |
| Monday | 70°F | Showers And Thunderstorms Likely | 14 mph ENE | 65% |
| Monday Night | 54°F | Chance Showers And Thunderstorms | 12 to 15 mph NE | 46% |
| Tuesday | 68°F | Chance Showers And Thunderstorms | 12 to 15 mph NE | 30% |
| Tuesday Night | 54°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 14 mph NNE | 18% |
| Wednesday | 69°F | Mostly Cloudy | 7 to 10 mph NNE | 7% |
| Wednesday Night | 54°F | Mostly Cloudy | 5 to 10 mph N | 6% |
| Thursday | 70°F | Partly Sunny | 5 to 9 mph N | 4% |
| Thursday Night | 54°F | Mostly Cloudy | 5 to 9 mph NNE | 4% |
| Friday | 71°F | Partly Sunny | 5 to 9 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Westfield (40.036, -86.152). Updated through the day.
Growing snapshot for Westfield
Last spring frost
Apr 21
First fall frost
Oct 21
Growing season
183 days
Hardiness zone
6a
More local growing data for Westfield: nearby ZIP 46074 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Carmel 3 E, In (8 mi from Westfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.