Harman US

Cedar Rapids, IA Weather & Growing Conditions

Today
82°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Partly sunny. High near 82, with temperatures falling to around 80 in the afternoon. West wind 5 to 10 mph. Chance of precipitation is 40%.

7-day forecast

WhenTempForecastWindPrecip
Today 82°F Partly Sunny then Chance Showers And Thunderstorms 5 to 10 mph W 39%
Tonight 63°F Showers And Thunderstorms Likely 5 to 10 mph N 82%
Wednesday 75°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 5 mph N 68%
Wednesday Night 57°F Chance Showers And Thunderstorms 0 to 5 mph N 35%
Thursday 80°F Slight Chance Rain Showers then Mostly Sunny 0 mph 22%
Thursday Night 60°F Mostly Clear 0 mph 2%
Friday 83°F Sunny 0 to 5 mph SE 3%
Friday Night 65°F Mostly Clear 5 mph S 11%
Saturday 86°F Sunny 5 mph S 9%
Saturday Night 70°F Mostly Clear then Slight Chance Showers And Thunderstorms 5 to 10 mph S 18%
Sunday 87°F Slight Chance Showers And Thunderstorms then Mostly Sunny 5 to 10 mph S 18%
Sunday Night 69°F Chance Showers And Thunderstorms 5 to 10 mph S 39%
Monday 86°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 to 10 mph S 39%
Monday Night 70°F Slight Chance Showers And Thunderstorms 10 mph SE 37%

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

Growing snapshot for Cedar Rapids, IA

Last spring frost
Apr 28
First fall frost
Oct 12
Growing season
166 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Cedar Rapids #1, Ia (4.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.