Saylorville, IA Weather & Growing Conditions
Overnight
47°F
Slight Chance Rain Showers
A slight chance of rain showers. Cloudy, with a low around 47. West northwest wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Slight Chance Rain Showers | 13 mph WNW | 19% |
| Wednesday | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 14 mph W | 16% |
| Wednesday Night | 44°F | Mostly Cloudy then Slight Chance Rain Showers | 12 mph W | 22% |
| Thursday | 54°F | Chance Rain Showers then Cloudy | 10 mph NW | 42% |
| Thursday Night | 41°F | Mostly Cloudy | 5 to 8 mph NNW | 8% |
| Friday | 50°F | Partly Sunny | 6 mph N | 5% |
| Friday Night | 32°F | Partly Cloudy | 2 mph NNE | 2% |
| Saturday | 53°F | Mostly Sunny | 3 mph SSW | 1% |
| Saturday Night | 37°F | Mostly Clear | 3 mph W | 1% |
| Sunday | 60°F | Sunny | 5 mph W | 1% |
| Sunday Night | 39°F | Clear | 3 mph SW | 0% |
| Monday | 65°F | Sunny | 3 to 8 mph SW | 0% |
| Monday Night | 42°F | Clear | 2 to 6 mph WNW | 0% |
| Tuesday | 65°F | Sunny | 3 mph NNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Saylorville, IA
Last spring frost
Apr 23
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
5b
Explore more for Saylorville, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Ankeny, Ia (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.