Runnells, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Runnells, a city in Polk County, Iowa.
Today
85°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Partly sunny. High near 85, with temperatures falling to around 83 in the afternoon. West wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Runnells
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 9 mph W | 31% |
| Tonight | 64°F | Showers And Thunderstorms | 6 to 12 mph NNE | 88% |
| Wednesday | 74°F | Showers And Thunderstorms Likely | 8 mph NE | 76% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms | 2 to 7 mph NNE | 43% |
| Thursday | 81°F | Mostly Sunny | 5 mph ENE | 6% |
| Thursday Night | 62°F | Mostly Clear | 3 mph SE | 4% |
| Friday | 86°F | Sunny | 2 to 7 mph S | 6% |
| Friday Night | 67°F | Mostly Clear | 6 mph SSE | 14% |
| Saturday | 90°F | Sunny | 3 to 10 mph S | 9% |
| Saturday Night | 72°F | Mostly Clear | 12 mph SSW | 12% |
| Sunday | 91°F | Mostly Sunny | 12 mph SSW | 12% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms | 10 mph S | 27% |
| Monday | 91°F | Chance Showers And Thunderstorms then Mostly Sunny | 9 to 14 mph S | 27% |
| Monday Night | 73°F | Chance Showers And Thunderstorms | 13 mph SE | 26% |
Forecast source: National Weather Service (api.weather.gov) for Runnells (41.514, -93.360). Updated through the day.
Growing snapshot for Runnells
Last spring frost
Apr 21
First fall frost
Oct 15
Growing season
174 days
Hardiness zone
5b
More local growing data for Runnells: nearby ZIP 50237 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Alleman
Altoona
Ankeny
Bondurant
Clive
Des Moines
Elkhart
Granger
Grimes
Johnston
Maxwell
Mitchellville
Pleasant Hill
Polk City
Saylorville
Sheldahl
Slater
Urbandale
West Des Moines
Windsor Heights
Climate data from the nearest NOAA station, Des Moines 17 E, Ia (4.5 mi from Runnells). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.