Westfield, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westfield, a city in Plymouth County, Iowa.
Today
72°F
Patchy Smoke
Patchy smoke and showers and thunderstorms before 3pm, then scattered showers and thunderstorms between 3pm and 4pm, then scattered showers and thunderstorms between 4pm and 5pm, then patchy smoke and scattered showers and thunderstorms. Mostly cloudy, with a high near 72. North wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Westfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Smoke | 5 to 10 mph N | 82% |
| Tonight | 55°F | Scattered Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph N | 47% |
| Wednesday | 75°F | Partly Sunny | 0 to 5 mph ESE | 2% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 5 mph SSE | 1% |
| Thursday | 81°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Thursday Night | 63°F | Mostly Clear | 5 to 10 mph S | 2% |
| Friday | 87°F | Sunny | 5 to 10 mph SSW | 3% |
| Friday Night | 66°F | Mostly Clear | 5 to 10 mph S | 11% |
| Saturday | 90°F | Sunny | 5 to 15 mph S | 4% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph SSE | 15% |
| Sunday | 89°F | Mostly Sunny | 10 mph SE | 12% |
| Sunday Night | 70°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 10 to 15 mph ESE | 15% |
| Monday | 89°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph E | 15% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph ENE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Westfield (42.756, -96.606). Updated through the day.
Growing snapshot for Westfield
Last spring frost
May 3
First fall frost
Oct 3
Growing season
153 days
Hardiness zone
5a
More local growing data for Westfield: nearby ZIP 51062 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Vermillion 2 Se, Sd (20 mi from Westfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.