Saylorville, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Saylorville, a community in Polk County, Iowa.
Tonight
62°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 11pm, then showers and thunderstorms likely between 11pm and 3am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 62, with temperatures rising to around 64 overnight. North wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Saylorville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 62°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 9 mph N | 70% |
| Sunday | 66°F | Chance Rain Showers then Chance Drizzle | 12 mph NE | 39% |
| Sunday Night | 57°F | Rain Showers Likely | 10 mph NE | 59% |
| Monday | 59°F | Rain Showers | 10 mph NE | 82% |
| Monday Night | 53°F | Rain Showers Likely | 9 mph NE | 73% |
| Tuesday | 60°F | Slight Chance Rain Showers then Mostly Cloudy | 8 mph NE | 18% |
| Tuesday Night | 49°F | Partly Cloudy | 2 to 7 mph NE | 1% |
| Wednesday | 64°F | Mostly Sunny | 5 mph ENE | 0% |
| Wednesday Night | 53°F | Partly Cloudy | 2 mph E | 6% |
| Thursday | 67°F | Slight Chance Rain Showers | 5 mph SE | 22% |
| Thursday Night | 58°F | Slight Chance Rain Showers | 3 mph ESE | 21% |
| Friday | 69°F | Slight Chance Rain Showers | 5 mph ESE | 20% |
| Friday Night | 60°F | Mostly Cloudy | 3 mph ESE | 11% |
| Saturday | 70°F | Chance Rain Showers | 3 to 7 mph ESE | 29% |
Forecast source: National Weather Service (api.weather.gov) for Saylorville (41.681, -93.627). Updated through the day.
Growing snapshot for Saylorville
Last spring frost
Apr 23
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
5b
More local growing data for Saylorville: nearby ZIP 50313 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
Runnells
Sheldahl
Slater
Urbandale
West Des Moines
Windsor Heights
Climate data from the nearest NOAA station, Ankeny, Ia (5.4 mi from Saylorville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.