Des Moines, IA Weather & Growing Conditions
Tonight
71°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 71. South southeast wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Chance Showers And Thunderstorms | 9 to 13 mph SSE | 48% |
| Saturday | 81°F | Chance Showers And Thunderstorms | 10 mph WSW | 42% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms | 10 mph N | 40% |
| Sunday | 67°F | Showers And Thunderstorms Likely | 10 to 14 mph NNE | 59% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 13 mph NE | 59% |
| Monday | 60°F | Rain Showers Likely | 14 mph NE | 62% |
| Monday Night | 54°F | Rain Showers Likely | 7 to 12 mph NE | 58% |
| Tuesday | 60°F | Mostly Cloudy | 8 mph NE | 14% |
| Tuesday Night | 50°F | Partly Cloudy | 3 to 7 mph NE | 3% |
| Wednesday | 64°F | Mostly Sunny | 5 mph ENE | 1% |
| Wednesday Night | 54°F | Partly Cloudy | 3 mph ESE | 4% |
| Thursday | 67°F | Slight Chance Rain Showers | 1 to 5 mph SE | 17% |
| Thursday Night | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph ESE | 15% |
| Friday | 67°F | Slight Chance Rain Showers | 2 to 6 mph E | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Des Moines, IA
Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
184 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, Des Moines Intl Ap, Ia (0.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.