Climate Iowa City - Iowa
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 32 | 37 | 50 | 65 | 75 | 83 |
| Average low in ºF Av. low Lo | 14 | 18 | 29 | 40 | 51 | 61 |
| Av. precipitation in inch Av. precip. Pre. | 1.10 | 1.29 | 2.32 | 3.54 | 4.57 | 5.06 |
| Av. snowfall in inch Snowfall Sn | 8 | 6 | 3 | 1 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 87 | 85 | 78 | 66 | 50 | 35 |
| Average low in ºF Av. low Lo | 65 | 63 | 54 | 42 | 31 | 18 |
| Av. precipitation in inch Av. precip. Pre. | 4.58 | 4.66 | 3.17 | 3.03 | 2.58 | 1.69 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 1 | 9 |
What is the average weather in Iowa City, Iowa?
Iowa City experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are hot, while winters are cold and bring regular snowfall. The area is fairly wet, with precipitation spread relatively evenly throughout the year, though summer is the wettest season.
Iowa City Climate Graph - Iowa Climate Chart
Daily normals Iowa City - Iowa - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 30.0 | 13.5 | 0.04 | 0.04 | 0.20 | 0.20 |
| 2 Jan | 29.9 | 13.3 | 0.08 | 0.08 | 0.50 | 0.50 |
| 3 Jan | 29.7 | 13.1 | 0.12 | 0.12 | 0.70 | 0.70 |
| 4 Jan | 29.6 | 12.9 | 0.16 | 0.16 | 1.00 | 1.00 |
| 5 Jan | 29.5 | 12.7 | 0.20 | 0.20 | 1.30 | 1.30 |
| 6 Jan | 29.4 | 12.5 | 0.23 | 0.23 | 1.50 | 1.50 |
| 7 Jan | 29.3 | 12.3 | 0.27 | 0.27 | 1.80 | 1.80 |
| 8 Jan | 29.2 | 12.2 | 0.31 | 0.31 | 2.00 | 2.00 |
| 9 Jan | 29.1 | 12.0 | 0.34 | 0.34 | 2.30 | 2.30 |
| 10 Jan | 29.0 | 11.8 | 0.38 | 0.38 | 2.50 | 2.50 |
| 11 Jan | 29.0 | 11.7 | 0.41 | 0.41 | 2.80 | 2.80 |
| 12 Jan | 28.9 | 11.5 | 0.45 | 0.45 | 3.00 | 3.00 |
| 13 Jan | 28.9 | 11.4 | 0.48 | 0.48 | 3.30 | 3.30 |
| 14 Jan | 28.9 | 11.3 | 0.52 | 0.52 | 3.50 | 3.50 |
| 15 Jan | 28.9 | 11.2 | 0.55 | 0.55 | 3.70 | 3.70 |
| 16 Jan | 28.9 | 11.1 | 0.59 | 0.59 | 3.90 | 3.90 |
| 17 Jan | 28.9 | 11.0 | 0.62 | 0.62 | 4.10 | 4.10 |
| 18 Jan | 28.9 | 11.0 | 0.66 | 0.66 | 4.40 | 4.40 |
| 19 Jan | 28.9 | 10.9 | 0.69 | 0.69 | 4.60 | 4.60 |
| 20 Jan | 29.0 | 10.9 | 0.73 | 0.73 | 4.90 | 4.90 |
| 21 Jan | 29.0 | 10.8 | 0.76 | 0.76 | 5.10 | 5.10 |
| 22 Jan | 29.1 | 10.8 | 0.80 | 0.80 | 5.40 | 5.40 |
| 23 Jan | 29.2 | 10.8 | 0.83 | 0.83 | 5.60 | 5.60 |
| 24 Jan | 29.2 | 10.9 | 0.87 | 0.87 | 5.90 | 5.90 |
| 25 Jan | 29.3 | 10.9 | 0.91 | 0.91 | 6.10 | 6.10 |
| 26 Jan | 29.4 | 10.9 | 0.95 | 0.95 | 6.40 | 6.40 |
| 27 Jan | 29.6 | 11.0 | 0.98 | 0.98 | 6.60 | 6.60 |
| 28 Jan | 29.7 | 11.1 | 1.02 | 1.02 | 6.90 | 6.90 |
| 29 Jan | 29.8 | 11.2 | 1.06 | 1.06 | 7.10 | 7.10 |
| 30 Jan | 30.0 | 11.3 | 1.10 | 1.10 | 7.40 | 7.40 |
| 31 Jan | 30.1 | 11.5 | 1.14 | 1.14 | 7.60 | 7.60 |
Weather history Iowa City - September 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Sep | 91.0 | 69.1 | 0.00 | 0.00 | 0.0 |
| 02 Sep | 95.0 | 69.1 | 0.00 | 0.00 | 0.0 |
| 03 Sep | 96.1 | 71.1 | 0.00 | 0.00 | 0.0 |
| 04 Sep | 95.0 | 70.0 | 0.00 | 0.00 | 0.0 |
| 05 Sep | 95.0 | 70.0 | 0.00 | 0.00 | 0.0 |
| 06 Sep | 93.0 | 68.0 | 0.00 | 0.00 | 0.0 |
| 07 Sep | 82.9 | 64.0 | 0.00 | - | - |
| 08 Sep | 82.9 | 64.0 | 0.00 | - | - |
| 09 Sep | 90.0 | 64.9 | 2.30 | 0.00 | 0.0 |
| 10 Sep | 82.0 | 61.0 | 0.03 | 0.00 | 0.0 |
| 11 Sep | 82.0 | 54.0 | 0.00 | 0.00 | 0.0 |
| 12 Sep | 81.0 | 55.0 | 0.00 | 0.00 | 0.0 |
| 13 Sep | - | - | - | - | - |
| 14 Sep | - | - | - | - | - |
| 15 Sep | - | - | - | - | - |
| 16 Sep | - | - | - | - | - |
| 17 Sep | - | - | - | - | - |
| 18 Sep | - | - | - | - | - |
| 19 Sep | - | - | - | - | - |
| 20 Sep | - | - | - | - | - |
| 21 Sep | - | - | - | - | - |
| 22 Sep | - | - | - | - | - |
| 23 Sep | - | - | - | - | - |
| 24 Sep | - | - | - | - | - |
| 25 Sep | - | - | - | - | - |
| 26 Sep | - | - | - | - | - |
| 27 Sep | - | - | - | - | - |
| 28 Sep | - | - | - | - | - |
| 29 Sep | - | - | - | - | - |
| 30 Sep | - | - | - | - | - |
Past weather Iowa City
| Sep 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 88.8 ºF | 32 ºF | |
| Average low temperature Av. low temp. | 65.0 ºF | 14 ºF | |
| Total precipitation Total precip. | 2.33 inch | 1.10 inch | |
| Total snowfall Total snowfall | 0.00 inch | 8 inch | |
| Highest max temperature Highest max temp. | 96.1 ºF | - | |
| Lowest max temperature Lowest max temp. | 81.0 ºF | - | |
| Highest min temperature Highest min temp. | 71.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 54.0 ºF | - | |
Past weather September 2026 incomplete - Missing data
Geo Iowa City - Iowa
| Country | United States | |
|---|---|---|
| State | Iowa | |
| County | Johnson | |
| City | Iowa City | |
| Zip Code | 52246 | |
| Longitude | -91.55 dec. degr. | |
| Latitude | 41.64 dec. degr. | |
| Altitude - Elevation | 656ft | |
| ICAO | - | |
| IATA | - |
Date and Time Iowa City - Iowa
| Local Time | 10:19 PM | |
|---|---|---|
| Sunrise | 06:44 AM | |
| Sunset | 07:18 PM | |
| Day/Night | Night | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Iowa City - Iowa
USGS National Map — Open interactive map
Iowa City weather averages
| Annual high temperature | 62ºF |
| Annual low temperature | 40ºF |
| Average annual precip. | 37.59 inch |
| Av. annual snowfall | 28 inch |
Station Data
Monthly averages Iowa City
Longitude: -91.5481, Latitude: 41.6398
Average weather Iowa City, IA - 52246
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...