Iowa 气候 and Average 天气
气候 of Iowa: average temperatures, rainfall and seasons month by month.
气候 in Iowa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | -2° | -10° | 32 mm | ★★☆☆☆ |
| 二月 | 5° | -5° | 15 mm | ★★★☆☆ |
| 三月 | 13° | 2° | 74 mm | ★★★☆☆ |
| 四月 | 17° | 7° | 130 mm | ★★★☆☆ |
| 五月 | 23° | 12° | 110 mm | ★★★★☆ |
| 六月 | 28° | 18° | 181 mm | ★★★☆☆ |
| 七月 | 30° | 20° | 150 mm | ★★★★☆ |
| 八月 | 28° | 19° | 106 mm | ★★★★☆ |
| 九月 | 26° | 16° | 71 mm | ★★★★☆ |
| 十月 | 20° | 10° | 75 mm | ★★★★☆ |
| 十一月 | 10° | 2° | 52 mm | ★★★☆☆ |
| 十二月 | 4° | -4° | 40 mm | ★★☆☆☆ |
气候 type: 大洲al. 来源： Open-Meteo archive (ERA5).
Recent extremes in Iowa
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Iowa compares，天气为nearby places
Annual averages, and the difference against Iowa.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Omaha | 196 km | 13°C | +1°C warmer | 850 mm |
| Nebraska | 271 km | 13°C | +1°C warmer | 822 mm |
| Kansas City | 288 km | 14°C | +2°C warmer | 1108 mm |
| Kansas | 332 km | 15°C | +3°C warmer | 1022 mm |
| Missouri | 357 km | 15°C | +3°C warmer | 1006 mm |
气候 by city in Iowa
1 cities mapped in this atlas
最佳旅游时间 Iowa
Go in 五月, 八月, 九月 and 十月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 十二月 - expect the least comfortable mix of heat, cold or rain.
What this means for Iowa
Today is about average for 十月. The forecast high of 21°C is in line，天气为the 20°C typical for this month.
雨 is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in 六月至八月.
The gap between the warmest and coldest month averages 31°C.
What至pack, what至skip
- 周日glasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
摘要
Iowa is a state in 美国. Iowa is a US state，首都是Des Moines. 人口约为3.2 million. 首都是Des Moines.
目前气温为15°C (59°F) in Iowa，天气为阴天. 体感温度为15°C. 今天气温在10°C至21°C. 降水概率为1%. Sightseeing conditions score 9.8/10 - 极佳 — 现在适合出行.
最佳旅游时间是Iowa is 五月, 八月, 九月 and 十月. 气候为continental. 一月, 二月 and 十二月 tend至be the least comfortable months. 七月 is the warmest month，天气为average highs near 30°C, while 一月 is the coldest，天气为lows near -10°C.
The closest major airport is O'Hare International Airport (ORD), about 476 km away. Nearby highlights include Mississippi River and Starved Rock State Park.
简单来说。 Today is about average for 十月. The forecast high of 21°C is in line，天气为the 20°C typical for this month. The best window至be outside is roughly 3 PM至6 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Iowa today at 9.8/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Iowa
天气 map for Iowa
Animated model layers. Pick a layer至load it.
Animated layers by 风y. For pin-level detail and nearby places, see the interactive map below.
Explore Iowa
Every topic we hold for this place, and the same topic for the places around it.
气候 for related places
Frequently asked questions
Where is Iowa?
Iowa is a state in 美国. Its coordinates are 41.5868, -93.625. It lies in 北美洲.
What is the weather like in Iowa现在?
It is currently 15°C (59°F)，天气为阴天. 湿度 is 82% and wind is 6 km/h.
When is the best time至visit Iowa?
五月, 八月, 九月 and 十月 offer the most comfortable conditions in Iowa, which has a continental climate. 一月, 二月 and 十二月 are usually the hardest months for outdoor plans.
What time zone is Iowa in?
Iowa observes America/Chicago (UTC-05:00). The local time is 8:21 AM.
How many people live in Iowa?
Iowa has a population of approximately 3.2 million.
What is the nearest airport至Iowa?
The closest airports are O'Hare International Airport (ORD), 476 km away.
What are the top things至do in Iowa?
Popular options include Mississippi River and Starved Rock State Park.
What places are in Iowa?
Iowa covers 1 places in this atlas, including Des Moines.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| 预报 and observations | Open-Meteo (ECMWF and national models). |
| 空气质量 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 气候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天气 Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated 十月 26, 2026 at 8:21 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
