Iowa weather in October: Statewide normals and every place, NOAA 1991-2020
In October, Iowa's statewide normal high is 62°F and normal low 40°F; normal highs run from 57°F in Northwood to 67°F in Glenwood (NOAA 1991-2020 normals).
- Statewide normal high
- 62°FOctober, 1991-2020
- Statewide normal low
- 40°FOctober, 1991-2020
- Statewide normal precipitation
- 2.69 inOctober
- Warmest place
- 67°Fnormal high, Glenwood
- Coolest place
- 57°Fnormal high, Northwood
Where is Iowa warmest and wettest in October?
Glenwood has the warmest October afternoons (67°F) and Northwood the coolest (57°F). Keokuk gets the most precipitation (3.32 in) and Spirit Lake the least (2.09 in). The most snow falls in Sibley (1.1 inches).
Statewide, October averaged 55.5°F in 2021, 50.4°F in 2022, 53.4°F in 2023, 56.7°F in 2024, 56.9°F in 2025, against a 1991-2020 normal of 51.0°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Des Moines | 63°F | 43°F | 2.78 | 0.5 |
| Cedar Rapids | 62°F | 40°F | 2.91 | – |
| Davenport | 63°F | 42°F | 2.70 | – |
| Sioux City | 63°F | 38°F | 2.20 | 0.8 |
| Ankeny | 64°F | 41°F | 2.67 | 0.6 |
| Iowa City | 64°F | 42°F | 2.98 | – |
| Ames | 63°F | 39°F | 2.77 | – |
| Waterloo | 63°F | 40°F | 2.76 | 0.3 |
| Dubuque | 60°F | 40°F | 2.93 | 0.5 |
| Marion | 64°F | 42°F | 3.00 | 0.6 |
| Marshalltown | 62°F | 39°F | 2.45 | – |
| Mason City | 60°F | 37°F | 2.53 | 0.4 |
| Ottumwa | 64°F | 42°F | 2.81 | 0.5 |
| Fort Dodge | 61°F | 38°F | 2.55 | 0.4 |
| Clinton | 63°F | 43°F | 2.64 | 0.3 |
| Burlington | 65°F | 44°F | 3.09 | – |
| Muscatine | 65°F | 42°F | 3.04 | 0.2 |
| Indianola | 65°F | 40°F | 3.02 | 0.5 |
| Newton | 63°F | 40°F | 2.66 | 0.3 |
| Boone | 63°F | 39°F | 2.97 | 0.6 |
| Storm Lake | 61°F | 40°F | 2.42 | – |
| Oskaloosa | 65°F | 41°F | 2.68 | – |
| Spencer | 61°F | 37°F | 2.22 | – |
| Le Mars | 63°F | 37°F | 2.40 | 0.4 |
| Carroll | 63°F | 40°F | 2.68 | – |
| Fort Madison | 64°F | 45°F | 3.06 | 0.1 |
| Fairfield | 63°F | 41°F | 3.00 | 0.2 |
| Grinnell | 62°F | 38°F | 3.21 | 0.5 |
| Keokuk | 65°F | 44°F | 3.32 | – |
| Sioux Center | 64°F | 39°F | 2.46 | 0.9 |
| Mount Pleasant | 64°F | 41°F | 2.90 | 0.0 |
| Denison | 62°F | 39°F | 2.64 | 0.5 |
| Perry | 64°F | 39°F | 2.70 | – |
| Webster City | 62°F | 37°F | 2.65 | 0.1 |
| Decorah | 63°F | 40°F | 2.66 | 0.0 |
| Knoxville | 63°F | 42°F | 3.06 | – |
| Creston | 64°F | 39°F | 2.79 | – |
| Washington | 64°F | 40°F | 3.03 | 0.4 |
| Charles City | 60°F | 39°F | 2.58 | 0.1 |
| Atlantic | 65°F | 38°F | 2.93 | 0.7 |
| Independence | 62°F | 38°F | 3.03 | 0.4 |
| Maquoketa | 62°F | 40°F | 2.93 | 0.3 |
| Anamosa | 61°F | 38°F | 3.24 | – |
| Estherville | 59°F | 36°F | 2.47 | – |
| Oelwein | 60°F | 38°F | – | – |
| Osceola | 65°F | 39°F | 2.89 | 0.5 |
| Sheldon | 61°F | 35°F | 2.43 | 0.5 |
| Spirit Lake | 59°F | 39°F | 2.09 | 0.4 |
| Winterset | 63°F | 38°F | 2.88 | 0.9 |
| Red Oak | 66°F | 41°F | 3.31 | 0.5 |
| Centerville | 64°F | 41°F | 3.01 | 0.3 |
| Algona | 62°F | 38°F | 2.44 | – |
| Clarinda | 66°F | 39°F | 2.85 | 0.3 |
| Manchester | 61°F | 37°F | 3.11 | 0.4 |
| Glenwood | 67°F | 40°F | 2.30 | 0.0 |
| Cherokee | 62°F | 36°F | 2.25 | 0.5 |
| Iowa Falls | 62°F | 38°F | 2.56 | 0.0 |
| Vinton | 60°F | 37°F | 3.22 | 0.4 |
| Harlan | 65°F | 39°F | 2.37 | 0.9 |
| Shenandoah | 66°F | 42°F | 2.84 | 0.6 |
| Le Claire | 64°F | 44°F | 2.60 | – |
| Humboldt | 60°F | 39°F | 2.45 | – |
| Hampton | 62°F | 38°F | 2.54 | – |
| Chariton | 64°F | 38°F | 2.98 | 0.3 |
| Forest City | 60°F | 37°F | 2.58 | – |
| Jefferson | 63°F | 39°F | 2.58 | 0.6 |
| Cresco | 60°F | 36°F | 2.87 | 0.2 |
| Waukon | 59°F | 39°F | 2.85 | – |
| Emmetsburg | 63°F | 38°F | 2.37 | 0.3 |
| Albia | 63°F | 42°F | 2.80 | 0.4 |
| Osage | 60°F | 38°F | 2.73 | 0.2 |
| New Hampton | 59°F | 37°F | 2.66 | 0.1 |
| Williamsburg | 63°F | 39°F | 2.83 | 0.3 |
| Milford | 60°F | 39°F | 2.22 | 0.5 |
| Tipton | 64°F | 41°F | 3.11 | – |
| Grundy Center | 62°F | 38°F | 2.88 | 0.3 |
| Onawa | 65°F | 37°F | 2.31 | 0.3 |
| Sibley | 60°F | 36°F | 2.31 | 1.1 |
| Bloomfield | 64°F | 43°F | 2.70 | 0.0 |
| Clarion | 63°F | 38°F | 2.29 | 0.1 |
| Rock Rapids | 61°F | 36°F | 2.23 | 0.4 |
| Hawarden | 62°F | 36°F | 2.54 | 0.1 |
| Eldora | 62°F | 38°F | 2.80 | 0.3 |
| Postville | 61°F | 37°F | 3.00 | 0.1 |
| Cascade | 62°F | 39°F | 3.26 | 0.2 |
| Toledo | 62°F | 39°F | 2.82 | 0.4 |
| Belle Plaine | 63°F | 39°F | 2.86 | 0.4 |
| Bellevue | 63°F | 41°F | 3.18 | 0.2 |
| Rockwell City | 62°F | 38°F | 2.35 | 0.6 |
| Lamoni | 64°F | 43°F | 2.82 | – |
| Northwood | 57°F | 35°F | 2.68 | 0.3 |
| Audubon | 62°F | 37°F | 2.83 | – |
| Britt | 60°F | 37°F | 2.56 | – |
| Sac City | 62°F | 37°F | 2.42 | 0.5 |
| Greenfield | 64°F | 41°F | 2.86 | 0.4 |
| Ida Grove | 62°F | 39°F | – | – |
| Sigourney | 63°F | 40°F | 2.78 | – |
| Pocahontas | 62°F | 38°F | 2.28 | 0.4 |
| Guttenberg | 61°F | 42°F | 2.81 | 0.3 |
| Columbus Junction | 63°F | 40°F | 3.03 | 0.2 |
| Leon | 64°F | 39°F | 3.17 | 0.2 |
| Mount Ayr | 64°F | 40°F | 2.88 | 0.3 |
| Guthrie Center | 64°F | 38°F | 2.81 | – |
| Oakland | 64°F | 41°F | 2.97 | 1.0 |
| Corning | 64°F | 40°F | 2.80 | 0.4 |
| Holstein | 60°F | 39°F | 2.36 | 0.3 |
| Bedford | 65°F | 41°F | 2.97 | – |
| Sanborn | 60°F | 37°F | 2.47 | 0.5 |
| Logan | 65°F | 38°F | 2.61 | 0.6 |
| Tripoli | 61°F | 38°F | 2.96 | – |
| Fayette | 60°F | 36°F | 2.90 | 0.3 |
| Elkader | 62°F | 37°F | 2.92 | 0.3 |
| Lake Park | 61°F | 38°F | 2.39 | 0.6 |
| Mapleton | 62°F | 37°F | 2.26 | 0.6 |
| Sidney | 65°F | 42°F | 2.72 | 0.5 |
| Keosauqua | 65°F | 42°F | 2.97 | 0.2 |
| Allison | 61°F | 39°F | 2.51 | – |
| Primghar | 62°F | 40°F | 2.28 | 0.4 |
| Donnellson | 65°F | 43°F | 3.09 | 0.3 |
| Colo | 62°F | 39°F | 2.74 | 0.7 |
| Lowden | 64°F | 39°F | 3.16 | 0.7 |
| Dakota City | 62°F | 38°F | 2.59 | – |
| Sioux Rapids | 61°F | 39°F | 2.51 | 0.7 |
| Coggon | 61°F | 37°F | 3.08 | – |
| Battle Creek | 63°F | 36°F | 2.37 | – |
| Swea City | 59°F | 35°F | 2.52 | 0.7 |
| Allerton | 64°F | 41°F | 3.09 | – |
| Little Sioux | 64°F | 37°F | 2.93 | 1.0 |
| Castana | 63°F | 40°F | 2.43 | 0.7 |
| Stanley | 61°F | 36°F | 3.10 | – |
| Rathbun | 65°F | 42°F | 2.93 | – |
| Beaconsfield | 63°F | 41°F | 2.97 | 0.5 |
| Des Moines Weather Office-Johnston | 63°F | 43°F | 2.51 | 0.5 |
| Sioux City Ang | 64°F | 37°F | 2.38 | – |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.