Kalona, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kalona, a city in Johnson County, Iowa.
Overnight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
7-day forecast for Kalona
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 44% |
| Saturday | 82°F | Patchy Fog | 5 to 10 mph S | 65% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 10 mph NW | 88% |
| Sunday | 70°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 70% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 15 mph NE | 59% |
| Monday | 63°F | Rain Showers Likely | 15 mph NE | 59% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 42% |
| Tuesday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 28% |
| Tuesday Night | 47°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 66°F | Sunny | 5 to 10 mph NE | 0% |
| Wednesday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Thursday | 68°F | Partly Sunny | 5 mph NE | 6% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 71°F | Mostly Sunny | 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov) for Kalona (41.487, -91.702). Updated through the day.
Growing snapshot for Kalona
Last spring frost
Apr 21
First fall frost
Oct 18
Growing season
180 days
Hardiness zone
5b
More local growing data for Kalona: nearby ZIP 52247 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Coralville
Frytown
Hills
Iowa City
Lone Tree
North Liberty
Oxford
Shueyville
Solon
Swisher
Tiffin
University Heights
Climate data from the nearest NOAA station, Iowa City Muni Ap, Ia (12.2 mi from Kalona). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.