Des Moines, IA Weather & Growing Conditions
Today
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 9am. Partly sunny. High near 83, with temperatures falling to around 80 in the afternoon. West northwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Chance Showers And Thunderstorms | 5 to 10 mph WNW | 32% |
| Tonight | 63°F | Showers And Thunderstorms | 6 to 10 mph NNE | 91% |
| Wednesday | 73°F | Showers And Thunderstorms Likely | 7 mph NNE | 69% |
| Wednesday Night | 58°F | Chance Rain Showers | 5 mph NNE | 32% |
| Thursday | 80°F | Sunny | 3 mph ENE | 3% |
| Thursday Night | 62°F | Mostly Clear | 3 mph SE | 3% |
| Friday | 85°F | Sunny | 2 to 7 mph S | 6% |
| Friday Night | 67°F | Mostly Clear | 6 mph SSE | 13% |
| Saturday | 89°F | Sunny | 3 to 9 mph S | 11% |
| Saturday Night | 72°F | Mostly Clear | 10 mph SSW | 12% |
| Sunday | 89°F | Mostly Sunny | 10 mph S | 12% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms | 9 mph S | 28% |
| Monday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 8 to 13 mph S | 28% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 12 mph ESE | 24% |
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 Aug 4, 2026.