Harman US

Hills, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hills, a city in Johnson County, Iowa.

Today
53°F
Chance Rain Showers then Mostly Cloudy
A chance of rain showers between 7am and 9am. Mostly cloudy, with a high near 53. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

7-day forecast for Hills

WhenTempForecastWindPrecip
Today 53°F Chance Rain Showers then Mostly Cloudy 15 mph W 25%
Tonight 45°F Mostly Cloudy 10 to 15 mph W 13%
Thursday 55°F Rain Showers 10 to 15 mph W 75%
Thursday Night 41°F Mostly Cloudy 5 to 10 mph N 12%
Friday 50°F Mostly Sunny 5 to 10 mph N 5%
Friday Night 31°F Mostly Clear 0 to 5 mph N 0%
Saturday 52°F Mostly Sunny 0 to 5 mph NW 0%
Saturday Night 35°F Mostly Clear 0 to 5 mph W 1%
Sunday 57°F Sunny 5 to 10 mph W 1%
Sunday Night 36°F Clear 0 to 5 mph SW 0%
Monday 63°F Sunny 0 to 10 mph SW 0%
Monday Night 40°F Mostly Clear 5 mph W 0%
Tuesday 63°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) for Hills (41.557, -91.536). Updated through the day.

Growing snapshot for Hills

Last spring frost
Apr 29
First fall frost
Oct 9
Growing season
162 days
Hardiness zone
5b

More local growing data for Hills: nearby ZIP 52235 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Iowa City, Ia (2.6 mi from Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.