Ainsworth, IA Weather & Growing Conditions
Today
87°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Mostly sunny. High near 87, with temperatures falling to around 84 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 29% |
| Tonight | 67°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 76% |
| Wednesday | 78°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph NE | 81% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 5 mph N | 63% |
| Thursday | 81°F | Chance Rain Showers then Mostly Sunny | 5 mph NE | 40% |
| Thursday Night | 62°F | Mostly Clear | 0 mph | 4% |
| Friday | 83°F | Mostly Sunny | 0 to 5 mph SE | 4% |
| Friday Night | 66°F | Mostly Clear | 5 mph S | 13% |
| Saturday | 86°F | Sunny | 5 mph S | 11% |
| Saturday Night | 71°F | Mostly Clear | 5 to 10 mph S | 10% |
| Sunday | 88°F | Sunny | 10 to 15 mph S | 10% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms | 10 mph S | 31% |
| Monday | 88°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 10 to 15 mph S | 31% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph S | 31% |
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 Aug 4, 2026.