Last frost date in Cedar Rapids, Iowa

April 27

Average last frost in spring. In an early year (1 in 10) it's over by April 13; in a late year (1 in 10) it comes after May 11.

October 11

Average first frost in fall. 1 year in 10 it comes by September 25.

Source: NOAA U.S. Climate Normals 1991–2020, station Cedar Rapids Muni AP (USW00014990), 5.9 miles from Cedar Rapids, elevation 868 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.

What to plant now

Frost dates for Cedar Rapids, Iowa
Early yearAverageLate year
Last frost in springApr 13Apr 27May 11
First frost in fallSept 25Oct 11Oct 23

Frost-free days in an average year: 165

Light frost, frost and hard freeze in Cedar Rapids
Chance in a yearAverage last in springAverage first in fall
Light frost (36°F)Every yearMay 6Oct 1
Frost (32°F)Every yearApr 27Oct 11
Hard freeze (28°F)Every yearApr 16Oct 21

Nights at 32°F or colder in an average year: 144

What to plant now in Cedar Rapids

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.

Nearby in Iowa

All 41 places in Iowa

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