Average Temperatures for Iowa in January
Average temperatures for January at cities, towns and lakes throughout Iowa are listed below in degrees Fahrenheit and Celsius.
The tables give the normals for maximum and minimum monthly temperatures based on weather data collected from 1981 to 2010.
You can jump to a separate table for each region of the state: Eastern, Central and Western Iowa.
Eastern Iowa
| High °F | Low °F | Place | High °C | Low °C |
|---|---|---|---|---|
| 34 | 17 | Burlington | 1 | -8 |
| 31 | 13 | Cedar Rapids | -1 | -10 |
| 31 | 14 | Clinton | -1 | -10 |
| 24 | 5 | Cresco | -5 | -15 |
| 30 | 13 | Davenport | -1 | -11 |
| 27 | 9 | Decorah | -3 | -13 |
| 28 | 11 | Dubuque | -2 | -12 |
| 32 | 14 | Iowa City | 0 | -10 |
| 34 | 17 | Keokuk | 1 | -8 |
| 27 | 10 | Waterloo | -3 | -13 |
Central Iowa
| High °F | Low °F | Place | High °C | Low °C |
|---|---|---|---|---|
| 30 | 12 | Ames | -1 | -11 |
| 31 | 14 | Des Moines | -1 | -10 |
| 27 | 8 | Fort Dodge | -3 | -13 |
| 28 | 9 | Marshalltown | -2 | -13 |
| 25 | 7 | Mason City | -4 | -14 |
| 32 | 13 | Ottumwa | 0 | -10 |
| 32 | 14 | Rathbun Lake Dam | 0 | -10 |
Western Iowa
| High °F | Low °F | Place | High °C | Low °C |
|---|---|---|---|---|
| 29 | 10 | Carroll | -2 | -12 |
| 27 | 7 | Lake Park | -3 | -14 |
| 25 | 5 | Milford | -4 | -15 |
| 32 | 9 | Onawa | 0 | -13 |
| 34 | 13 | Shenandoah | 1 | -10 |
| 31 | 10 | Sioux City | -1 | -12 |
| 27 | 8 | Storm Lake | -3 | -13 |
Reference
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.