Harman US

Kalona, IA Weather & Growing Conditions

Today
51°F
Slight Chance Rain Showers then Cloudy
A slight chance of rain showers before 9am. Cloudy, with a high near 51. West wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 51°F Slight Chance Rain Showers then Cloudy 15 to 20 mph W 20%
Tonight 45°F Mostly Cloudy 15 mph W 12%
Thursday 54°F Rain Showers Likely 10 to 15 mph W 74%
Thursday Night 41°F Mostly Cloudy 10 mph N 12%
Friday 49°F Mostly Sunny 5 to 10 mph N 4%
Friday Night 30°F Partly Cloudy 0 to 5 mph N 0%
Saturday 51°F Mostly Sunny 0 to 5 mph NW 0%
Saturday Night 35°F Mostly Clear 5 mph W 1%
Sunday 56°F Sunny 5 to 10 mph W 2%
Sunday Night 36°F Clear 5 mph SW 0%
Monday 63°F Sunny 5 to 10 mph SW 0%
Monday Night 41°F Mostly Clear 5 mph W 0%
Tuesday 62°F Sunny 5 mph NW 0%
Tuesday Night 41°F Partly Cloudy 0 to 5 mph N 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Kalona, IA

Last spring frost
Apr 21
First fall frost
Oct 18
Growing season
180 days
Hardiness zone
5b

Explore more for Kalona, IA: full frost dates · planting calendar · Iowa frost dates

Climate data from the nearest NOAA station, Iowa City Muni Ap, Ia (12.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.