Kiron, IA Weather & Growing Conditions
Overnight
66°F
Patchy Fog
Patchy fog and a chance of showers and thunderstorms. Cloudy. Low around 66, with temperatures rising to around 69 overnight. West wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Patchy Fog | 6 mph W | 48% |
| Saturday | 75°F | Patchy Fog then Mostly Cloudy | 5 to 8 mph NNW | 46% |
| Saturday Night | 59°F | Slight Chance Rain Showers then Slight Chance Drizzle | 9 mph NNE | 16% |
| Sunday | 64°F | Slight Chance Drizzle then Chance Rain Showers | 8 to 12 mph NE | 37% |
| Sunday Night | 54°F | Chance Rain Showers | 9 mph ENE | 49% |
| Monday | 59°F | Rain Showers Likely | 9 mph ENE | 59% |
| Monday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 3 to 7 mph ENE | 45% |
| Tuesday | 61°F | Partly Sunny | 3 to 7 mph ENE | 11% |
| Tuesday Night | 45°F | Partly Cloudy | 5 mph ESE | 1% |
| Wednesday | 65°F | Mostly Sunny | 5 mph SE | 3% |
| Wednesday Night | 51°F | Partly Cloudy then Chance Rain Showers | 3 mph SE | 25% |
| Thursday | 67°F | Chance Rain Showers | 2 to 6 mph SE | 25% |
| Thursday Night | 54°F | Mostly Cloudy | 3 mph SE | 14% |
| Friday | 69°F | Mostly Cloudy | 2 to 6 mph SE | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kiron, IA
Last spring frost
Apr 27
First fall frost
Oct 11
Growing season
166 days
Hardiness zone
5a
Explore more for Kiron, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Denison, Ia (11.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.