Kiron, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kiron, a city in Crawford County, Iowa.
Today
71°F
Patchy Fog
Patchy fog and a slight chance of rain showers before 1pm. Mostly cloudy. High near 71, with temperatures falling to around 69 in the afternoon. North wind around 9 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Kiron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Patchy Fog | 9 mph N | 17% |
| Tonight | 58°F | Cloudy then Slight Chance Drizzle | 8 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% |
| Friday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Kiron (42.194, -95.327). Updated through the day.
Growing snapshot for Kiron
Last spring frost
Apr 27
First fall frost
Oct 11
Growing season
166 days
Hardiness zone
5a
More local growing data for Kiron: nearby ZIP 51448 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Arion
Aspinwall
Buck Grove
Charter Oak
Deloit
Denison
Dow City
Manilla
Ricketts
Schleswig
Vail
Westside
Climate data from the nearest NOAA station, Denison, Ia (11.7 mi from Kiron). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.