Harman US

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

WhenTempForecastWindPrecip
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

All Iowa locations ›

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.