GIS Map
RankingsIowaWettest

Wettest Cities in Iowa

The top 25 of 44 Iowa cities on GIS Map, ranked by average annual precipitation (rain and melted snow).

#CityAverage annual precipitation
1Keokuk
39.8 in
2Fort Madison
39.4 in
3Boone
39.1 in
4Bettendorf
38.8 in
5Cedar Rapids
38.8 in
6Davenport
38.8 in
7Dubuque
38.8 in
8Marion
38.8 in
9Oskaloosa
38.7 in
10Fairfield
38.4 in
11Grinnell
38.2 in
12Burlington
37.9 in
13Marshalltown
37.9 in
14Indianola
37.8 in
15Decorah
37.6 in
16Pella
37.4 in
17Ankeny
37.1 in
18Atlantic
37.1 in
19Ottumwa
37.0 in
20Clive
36.6 in
21Des Moines
36.6 in
22Norwalk
36.6 in
23Urbandale
36.6 in
24West Des Moines
36.6 in
25Muscatine
36.4 in

Source: NOAA NCEI 1991-2020 U.S. Climate Normals, nearest station with complete data. Only cities covered by GIS Map with at least 1,000 residents are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Wettest Cities in Iowa”, https://gismap.land/rankings/iowa/wettest-cities. Figures from NOAA NCEI 1991-2020 U.S. Climate Normals, nearest station with complete data.

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