Ottumwa (IA) Temperature by Month
This graph shows the average minimum and maximum temperatures throughout the year in Ottumwa (Iowa), the United States of America. The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM. During this time the sun's heating effect is the strongest.
Temperature patterns do vary with the seasons. In winter, the time of minimum and maximum temperatures can shift slightly compared to summer.
- The months of May, June, July, August and September have nice average temperatures.
- On average, the warmest month(s) are July and August.
- On average, the warmest month is July with 30°C.
- On average, the coolest month is January with 0°C.
- The average annual maximum temperature is 16°C.
- The average annual minimum temperature is 5°C.
Current temperature in Ottumwa (IA)
Thu Nov 14
9°C | 4°C
NW 
22 km/h
22 km/h
overcast and no rain
Fri Nov 15
15°C | 1°C
SE 14 km/h
14 km/h
clear and no rain
Sat Nov 16
15°C | 4°C
S 25 km/h
25 km/h
partly cloudy and no rain
