Westphalia, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westphalia, a city in Shelby County, Iowa.
Overnight
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3am, then showers and thunderstorms likely between 3am and 4am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 69, with temperatures rising to around 71 overnight. South southwest wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Westphalia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Chance Showers And Thunderstorms | 8 mph SSW | 66% |
| Saturday | 77°F | Chance Showers And Thunderstorms | 3 to 7 mph NW | 48% |
| Saturday Night | 59°F | Chance Rain Showers | 9 mph N | 29% |
| Sunday | 63°F | Chance Rain Showers | 12 mph NE | 34% |
| Sunday Night | 55°F | Chance Rain Showers | 7 to 10 mph NE | 40% |
| Monday | 58°F | Rain Showers Likely | 10 mph ENE | 59% |
| Monday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 48% |
| Tuesday | 59°F | Partly Sunny | 7 mph ENE | 4% |
| Tuesday Night | 45°F | Partly Cloudy | 1 to 5 mph E | 0% |
| Wednesday | 63°F | Mostly Sunny | 5 mph ESE | 1% |
| Wednesday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph SE | 18% |
| Thursday | 64°F | Chance Rain Showers | 2 to 6 mph SE | 25% |
| Thursday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph SE | 21% |
| Friday | 66°F | Slight Chance Rain Showers | 3 to 7 mph SE | 21% |
Forecast source: National Weather Service (api.weather.gov) for Westphalia (41.719, -95.394). Updated through the day.
Growing snapshot for Westphalia
Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
More local growing data for Westphalia: nearby ZIP 51578 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Harlan, Ia (6.1 mi from Westphalia). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.