De Soto, IA Weather & Growing Conditions
Overnight
45°F
Slight Chance Rain Showers
A slight chance of rain showers before 5am. Cloudy. Low around 45, with temperatures rising to around 47 overnight. West northwest wind around 15 mph, with gusts as high as 21 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 | 45°F | Slight Chance Rain Showers | 15 mph WNW | 21% |
| Wednesday | 52°F | Mostly Cloudy | 14 to 17 mph W | 12% |
| Wednesday Night | 42°F | Mostly Cloudy then Chance Rain Showers | 13 mph W | 30% |
| Thursday | 52°F | Chance Rain Showers | 13 mph NW | 54% |
| Thursday Night | 40°F | Mostly Cloudy | 7 to 10 mph NNW | 11% |
| Friday | 52°F | Partly Sunny | 5 to 8 mph N | 2% |
| Friday Night | 34°F | Mostly Cloudy | 3 mph NW | 0% |
| Saturday | 57°F | Mostly Sunny | 1 to 5 mph WSW | 1% |
| Saturday Night | 37°F | Mostly Clear | 6 mph W | 4% |
| Sunday | 63°F | Sunny | 7 mph W | 5% |
| Sunday Night | 40°F | Mostly Clear | 7 mph SW | 1% |
| Monday | 66°F | Sunny | 7 to 12 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 7 mph WNW | 0% |
| Tuesday | 65°F | Sunny | 6 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for De Soto, IA
Last spring frost
Apr 30
First fall frost
Oct 3
Growing season
157 days
Hardiness zone
5b
Explore more for De Soto, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Winterset 1S, Ia (14.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.