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 2pm. 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 40%
Tonight 64°F Showers And Thunderstorms Likely 5 to 10 mph N 81%
Wednesday 76°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 5 mph N 70%
Wednesday Night 57°F Chance Showers And Thunderstorms 0 to 5 mph N 34%
Thursday 81°F Slight Chance Rain Showers then Mostly Sunny 5 mph NE 21%
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 87°F Sunny 5 to 10 mph S 9%
Saturday Night 70°F Mostly Clear then Slight Chance Showers And Thunderstorms 10 mph S 17%
Sunday 88°F Slight Chance Showers And Thunderstorms then Mostly Sunny 10 mph S 17%
Sunday Night 69°F Chance Showers And Thunderstorms 5 to 10 mph S 38%
Monday 87°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 to 10 mph S 38%
Monday Night 70°F Slight Chance Showers And Thunderstorms 10 mph SE 36%

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

Growing snapshot for Cedar Rapids, IA

Last spring frost
Apr 27
First fall frost
Oct 11
Growing season
165 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Cedar Rapids Muni Ap, Ia (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.