Climate of Iowa
(United States)
Average daytime and nighttime temperatures
All climatic diagrams on this site result from the collected data from 10 measuring stations in Iowa.
All data correspond to the average monthly values of the last 20 years.
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Iowa is one of the coldest regions in the United States with an average daily high temperature of only 16 degrees centigrade. The climate is much more unsettled than in central Europe and offers varied seasons with deep winters and warm summers. It rarely gets really warm here and you can safely leave your swimwear at home. Due to the warmer temperatures the best time for traveling is from May to September. Nearly unattractive for tourists are the cold months from November to March.
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› Duration of daylight and sunshine in the United States
› Overview: Climate in the United States
› Duration of daylight and sunshine in the United States
rainy days per month
Precipitation in mm/day
Climate charts for other states in the United States
Important cities in Iowa
Iowa is a part of the United States and has an east-west extension of about 520 km. From north to south it is approximately 330 km. The biggest cities are Des Moines and Cedar Rapids. The local time is now Saturday, 5:28 pm.| City | Population | Geo-Position | |
|---|---|---|---|
| Des Moines | 215,472 | 41°36'2"N | 93°36'33"W |
| Cedar Rapids | 131,127 | 42°0'30"N | 91°38'39"W |
| Davenport | 102,612 | 41°31'25"N | 90°34'40"W |
| Sioux City | 82,684 | 42°29'60"N | 96°24'1"W |
| Waterloo | 68,406 | 42°29'34"N | 92°20'35"W |
| Iowa City | 67,862 | 41°39'40"N | 91°31'49"W |
| Council Bluffs | 62,230 | 41°15'43"N | 95°51'39"W |
| Ames | 58,965 | 42°2'5"N | 93°37'12"W |
| Dubuque | 57,637 | 42°30'2"N | 90°39'52"W |
| West Des Moines | 56,609 | 41°34'38"N | 93°42'41"W |
| Ankeny | 45,582 | 41°43'47"N | 93°36'21"W |
| Urbandale | 39,463 | 41°37'36"N | 93°42'44"W |
| Cedar Falls | 39,260 | 42°31'40"N | 92°26'44"W |
| Marion | 34,768 | 42°2'3"N | 91°35'52"W |
| Bettendorf | 33,217 | 41°31'28"N | 90°30'56"W |
| Mason City | 28,079 | 43°9'13"N | 93°12'4"W |
| Marshalltown | 27,552 | 42°2'58"N | 92°54'29"W |
| Clinton | 26,885 | 41°50'40"N | 90°11'19"W |
| Burlington | 25,663 | 40°48'27"N | 91°6'47"W |
| Fort Dodge | 25,206 | 42°29'51"N | 94°10'5"W |
| Ottumwa | 25,023 | 41°1'12"N | 92°24'41"W |
| Muscatine | 22,886 | 41°25'28"N | 91°2'36"W |
| Coralville | 18,907 | 41°40'35"N | 91°34'50"W |
| Johnston | 17,278 | 41°40'23"N | 93°41'52"W |
| Clive | 15,447 | 41°36'11"N | 93°43'27"W |
| Newton | 15,254 | 41°41'59"N | 93°2'53"W |
| Indianola | 14,782 | 41°21'29"N | 93°33'27"W |
| Altoona | 14,541 | 41°38'39"N | 93°27'53"W |
| Waukee | 13,790 | 41°36'42"N | 93°53'7"W |
| North Liberty | 13,374 | 41°44'57"N | 91°35'53"W |
Data basis: German Weather Service, individual values averaged and supplemented by own elements.