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Des Moines, IA Weather & Growing Conditions

Today
81°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and noon, then a slight chance of showers and thunderstorms. Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon. West southwest wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 81°F Chance Showers And Thunderstorms 8 mph WSW 48%
Tonight 63°F Chance Showers And Thunderstorms 8 mph N 41%
Sunday 66°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 9 to 13 mph NNE 43%
Sunday Night 57°F Showers And Thunderstorms Likely 12 mph NE 57%
Monday 62°F Chance Rain Showers 12 mph NE 54%
Monday Night 52°F Chance Rain Showers 9 mph NE 53%
Tuesday 60°F Partly Sunny 8 mph ENE 12%
Tuesday Night 47°F Partly Cloudy 6 mph ENE 2%
Wednesday 65°F Sunny 5 mph ENE 2%
Wednesday Night 53°F Partly Cloudy 3 mph E 5%
Thursday 66°F Slight Chance Rain Showers 5 mph ESE 21%
Thursday Night 56°F Mostly Cloudy 3 mph E 8%
Friday 68°F Partly Sunny 2 to 6 mph E 8%
Friday Night 57°F Mostly Cloudy 3 mph ESE 8%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Des Moines, IA

Last spring frost
Apr 23
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Ankeny, Ia (7.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.