Ashton, IA Weather & Growing Conditions
This Afternoon
64°F
Patchy Fog
Patchy fog. Cloudy, with a high near 64. North northeast wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Patchy Fog | 10 mph NNE | 4% |
| Tonight | 55°F | Patchy Fog | 10 to 15 mph NNE | 5% |
| Sunday | 66°F | Cloudy | 15 mph NE | 10% |
| Sunday Night | 50°F | Rain Showers | 10 to 15 mph ENE | 85% |
| Monday | 58°F | Rain Showers | 10 mph ENE | 85% |
| Monday Night | 45°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 25% |
| Tuesday | 63°F | Mostly Sunny | 5 to 10 mph E | 4% |
| Tuesday Night | 44°F | Partly Cloudy | 5 mph ESE | 1% |
| Wednesday | 66°F | Mostly Sunny | 5 to 10 mph SE | 4% |
| Wednesday Night | 50°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph SE | 36% |
| Thursday | 68°F | Chance Showers And Thunderstorms | 10 mph SSE | 42% |
| Thursday Night | 54°F | Slight Chance Rain Showers | 5 to 10 mph SE | 16% |
| Friday | 72°F | Mostly Cloudy | 5 to 10 mph SE | 12% |
| Friday Night | 56°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph SE | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ashton, IA
Last spring frost
May 5
First fall frost
Oct 3
Growing season
152 days
Hardiness zone
5a
Explore more for Ashton, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Sibley, Ia (8.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.