The average annual temperature for Iowa, United States is 9°C/48°F.
The average annual temperature for Iowa, United States is 9°C/48°F.
July is the hottest or warmest month in Iowa, United States, with an average maximum temperature of 29°C/84°F.
January is the coolest or coldest month in Iowa, United States, with an average minimum temperature of -11°C/12°F.
Council Bluffs is the hottest or warmest place in Iowa, United States, with an average maximum temperature of 12°C/54°F.
Dubuque is the coldest place in Iowa, United States, with an average maximum temperature of 8°C/46°F.
-7°C/19°F is the average temperature for Iowa, United States in January.
-6°C/21°F is the average temperature for Iowa, United States in February.
3°C/37°F is the average temperature for Iowa, United States in March.
9°C/48°F is the average temperature for Iowa, United States in April.
16°C/61°F is the average temperature for Iowa, United States in May.
22°C/72°F is the average temperature for Iowa, United States in June.
24°C/75°F is the average temperature for Iowa, United States in July.
22°C/72°F is the average temperature for Iowa, United States in August.
19°C/66°F is the average temperature for Iowa, United States in September.
11°C/52°F is the average temperature for Iowa, United States in October.
3°C/37°F is the average temperature for Iowa, United States in November.
-3°C/27°F is the average temperature for Iowa, United States in December.
Average annual rainfall for Iowa, United States is 996mm (39 inches).
June is the wettest or most rainy month in Iowa, United States, with an average rainfall of 146mm (6 inches).
January is the driest or least rainy month in Iowa, United States, with an average rainfall of 28mm (1 inches).
Dubuque is the most rainy or wettest place in Iowa, United States, with an average annual rainfall of 1,101mm (43 inches).
Council Bluffs is the least rainy or driest place in Iowa, United States, with an average annual rainfall of 896mm (35 inches).
| Location | Min Temp | Max Temp | Avg Temp | Rainfall |
|---|---|---|---|---|
| Ames | 3 | 15 | 9 | 1,054 |
| Ankeny | 3 | 15 | 9 | 1,054 |
| Cedar Rapids | 4 | 15 | 9 | 961 |
| Council Bluffs | 6 | 17 | 12 | 896 |
| Davenport | 5 | 16 | 11 | 1,063 |
| Des Moines | 3 | 15 | 9 | 1,054 |
| Dubuque | 3 | 13 | 8 | 1,101 |
| Iowa City | 4 | 15 | 9 | 961 |
| Waterloo | 3 | 15 | 9 | 1,011 |
| West Des Moines | 3 | 15 | 9 | 1,054 |
On average, there are 28mm/1 inches of rain in January in Iowa, United States.
On average, there are 35mm/1 inches of rain in February in Iowa, United States.
On average, there are 56mm/2 inches of rain in March in Iowa, United States.
On average, there are 94mm/4 inches of rain in April in Iowa, United States.
On average, there are 141mm/6 inches of rain in May in Iowa, United States.
On average, there are 146mm/6 inches of rain in June in Iowa, United States.
On average, there are 92mm/4 inches of rain in July in Iowa, United States.
On average, there are 109mm/4 inches of rain in August in Iowa, United States.
On average, there are 110mm/4 inches of rain in September in Iowa, United States.
On average, there are 92mm/4 inches of rain in October in Iowa, United States.
On average, there are 47mm/2 inches of rain in November in Iowa, United States.
On average, there are 46mm/2 inches of rain in December in Iowa, United States.
Yes, Iowa, United States is further west than the prime meridian (zero degrees longitude), which means it is in the Western Hemisphere. The midpoint of Iowa, United States is further west than the prime meridian (zero degrees longitude) by approximately 2,942 miles (4,735km).
No, Iowa, United States is not further east than the prime meridian (zero degrees longitude), which means it is not in the Eastern Hemisphere.
Yes, Iowa, United States is further north than the equator, which means it is in the Northern Hemisphere. The midpoint of Iowa, United States is approximately 2,893 miles (4,656km) north of the equator.
No, Iowa, United States is not further south than the equator, which means it is not in the Southern Hemisphere.