GIS Map

Driest Cities in Iowa

The top 25 of 44 Iowa cities on GIS Map, ranked by lowest average annual precipitation.

#CityAverage annual precipitation
1Le Mars
30.0 in
2Sioux City
30.3 in
3Spencer
31.0 in
4Council Bluffs
31.9 in
5Carroll
33.7 in
6Storm Lake
33.8 in
7Clinton
34.3 in
8Fort Dodge
35.1 in
9Newton
35.1 in
10Coralville
35.7 in
11Iowa City
35.7 in
12North Liberty
35.7 in
13Ames
35.9 in
14Johnston
36.2 in
15Waukee
36.2 in
16Cedar Falls
36.3 in
17Mason City
36.3 in
18Waterloo
36.3 in
19Waverly
36.3 in
20Muscatine
36.4 in
21Clive
36.6 in
22Des Moines
36.6 in
23Norwalk
36.6 in
24Urbandale
36.6 in
25West Des Moines
36.6 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, “Driest Cities in Iowa”, https://gismap.land/rankings/iowa/driest-cities. Figures from NOAA NCEI 1991-2020 U.S. Climate Normals, nearest station with complete data.