West Des Moines, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Des Moines, a city in Polk County, Iowa.
Today
82°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 82, with temperatures falling to around 79 in the afternoon. West wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for West Des Moines
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Chance Showers And Thunderstorms | 5 to 9 mph W | 44% |
| Tonight | 62°F | Chance Showers And Thunderstorms | 9 mph N | 42% |
| Sunday | 66°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 8 to 12 mph NNE | 42% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 12 mph NE | 60% |
| Monday | 61°F | Rain Showers Likely | 12 mph NE | 59% |
| Monday Night | 52°F | Rain Showers Likely | 6 to 10 mph NE | 58% |
| Tuesday | 61°F | Partly Sunny | 9 mph NE | 11% |
| Tuesday Night | 47°F | Partly Cloudy | 3 to 7 mph ENE | 3% |
| Wednesday | 65°F | Sunny | 2 to 6 mph ENE | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph E | 4% |
| Thursday | 66°F | Slight Chance Rain Showers | 1 to 5 mph ESE | 22% |
| Thursday Night | 56°F | Mostly Cloudy | 3 mph ESE | 8% |
| Friday | 68°F | Partly Sunny | 2 to 6 mph ESE | 8% |
| Friday Night | 57°F | Mostly Cloudy | 5 mph ESE | 9% |
Forecast source: National Weather Service (api.weather.gov) for West Des Moines (41.550, -93.781). Updated through the day.
Growing snapshot for West Des Moines
Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
184 days
Hardiness zone
5b
More local growing data for West Des Moines: nearby ZIP 50265 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
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Polk City
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Windsor Heights
Climate data from the nearest NOAA station, Des Moines Intl Ap, Ia (5.1 mi from West Des Moines). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.