Weather Forecast and Radar for Ottumwa, Iowa

Weather in Ottumwa, IA

Ottumwa, Iowa, United States has a humid continental climate with hot, humid summers and cold winters. During the summer months, temperatures can climb to the upper 80s and even 90s Fahrenheit. The hottest month is usually July when temperatures can reach up to 95 degrees Fahrenheit. At night, temperatures can still remain in the 70s Fahrenheit.

During the winter months, temperatures can dip to the single digits and low teens. The coldest month is usually January when temperatures can reach down to 0 degrees Fahrenheit or even lower. On some occasions, temperatures can drop below -10 degrees Fahrenheit. Snowfall is common during the winter months, with the average snowfall per year being around 20 inches.

Spring and fall are the mildest months in Ottumwa, Iowa. Temperatures usually range from the low 40s to the mid-70s Fahrenheit. During the spring months, there is usually a transition period when temperatures can reach either the high 30s or low 80s Fahrenheit.

Overall, Ottumwa, Iowa, United States is a great place to live year-round. The hot, humid summers and cold winters provide a great range of temperatures and weather conditions.

Fast Facts About Ottumwa, IA

As of 2020, the city population is 24505.

Major Cities Nearby Ottumwa, IA

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Ottumwa, Iowa.