Harman US

West Des Moines, IA Weather & Growing Conditions

Today
81°F
Chance Rain Showers then Slight Chance Showers And Thunderstorms
A chance of rain showers before 4pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 81, with temperatures falling to around 78 in the afternoon. West northwest wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 81°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 8 mph WNW 27%
Tonight 62°F Chance Showers And Thunderstorms 9 mph N 41%
Sunday 66°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 8 to 12 mph NNE 42%
Sunday Night 56°F Showers And Thunderstorms Likely 10 mph NE 60%
Monday 61°F Rain Showers Likely 12 mph NE 59%
Monday Night 52°F Rain Showers Likely 9 mph NE 58%
Tuesday 60°F Partly Sunny 8 mph ENE 10%
Tuesday Night 47°F Partly Cloudy 3 to 7 mph ENE 3%
Wednesday 64°F Sunny 5 mph ENE 2%
Wednesday Night 52°F Partly Cloudy 3 mph E 4%
Thursday 66°F Slight Chance Rain Showers 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). Updated through the day.

Growing snapshot for West Des Moines, IA

Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
184 days
Hardiness zone
5b

Explore more for West Des Moines, IA: full frost dates · planting calendar · Iowa frost dates

Climate data from the nearest NOAA station, Des Moines Intl Ap, Ia (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.