Ainsworth, IA Weather & Growing Conditions
Overnight
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 1am and 4am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 37% |
| Saturday | 83°F | Patchy Fog | 5 to 10 mph S | 59% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 10 mph W | 88% |
| Sunday | 71°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 73% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 15 mph NE | 61% |
| Monday | 64°F | Showers And Thunderstorms Likely | 15 mph NE | 61% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 48% |
| Tuesday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 28% |
| Tuesday Night | 48°F | Mostly Clear | 5 to 10 mph NE | 6% |
| Wednesday | 66°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph NE | 2% |
| Thursday | 68°F | Partly Sunny | 5 mph NE | 6% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 71°F | Mostly Sunny | 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ainsworth, IA
Last spring frost
Apr 28
First fall frost
Oct 11
Growing season
165 days
Hardiness zone
5b
Explore more for Ainsworth, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Washington, Ia (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.