Washta, IA Weather & Growing Conditions
Tonight
58°F
Slight Chance Drizzle
A slight chance of drizzle. Cloudy, with a low around 58. North northeast wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Slight Chance Drizzle | 5 to 10 mph NNE | 15% |
| Sunday | 64°F | Slight Chance Drizzle then Chance Rain Showers | 10 mph NE | 34% |
| Sunday Night | 52°F | Rain Showers | 5 to 10 mph NE | 82% |
| Monday | 58°F | Rain Showers | 5 to 10 mph ENE | 82% |
| Monday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 0 to 10 mph NE | 44% |
| Tuesday | 62°F | Partly Sunny | 5 mph ENE | 4% |
| Tuesday Night | 44°F | Partly Cloudy | 0 to 5 mph E | 1% |
| Wednesday | 65°F | Mostly Sunny | 0 to 5 mph SE | 3% |
| Wednesday Night | 51°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SE | 31% |
| Thursday | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph SSE | 42% |
| Thursday Night | 55°F | Slight Chance Rain Showers | 0 to 5 mph SE | 19% |
| Friday | 71°F | Slight Chance Rain Showers | 0 to 5 mph ESE | 16% |
| Friday Night | 57°F | Mostly Cloudy then Chance Rain Showers | 5 mph SE | 28% |
| Saturday | 70°F | Chance Rain Showers | 5 to 10 mph SSE | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Washta, IA
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
162 days
Hardiness zone
5a
Explore more for Washta, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Holstein, Ia (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.