Iowa, United States Weather

  1. Iowa, United States Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Iowa over the next 12 hours
  7. Temperature and possibility of rain in Iowa in the coming days
  8. Rainfall in Iowa in the coming days
  9. Iowa Weather Summary
  10. Weather averages by month
  11. Iowa's weather
  12. Frequently asked questions
  13. Comments
Iowa, Weather
(Photo by An Hoang on Unsplash)

Current conditions

Updated:
20°C
68.0°F
°C °F

Condition: Overcast

Pressure: 984 hPa

Feel like: 20 °C

Temperature: 20°C

Cloud: 100%

Humidity: 90%

Wind: SE - 20 km/h

Visibility: 13.7 km

Weather forecast

Sat
19 Sep
20°C / 24°C
Drizzle
Sun
20 Sep
15°C / 20°C
Violent Rain Showers
Mon
21 Sep
12°C / 15°C
Moderate Drizzle
Tue
22 Sep
10°C / 13°C
Overcast
Wed
23 Sep
7°C / 16°C
Overcast
Hourly forecast today:
17:00 PM
18° / 20°
18° / 20°
Overcast
90% 38 km/h
18:00 PM
20° / 21°
20° / 21°
Overcast
90% 39 km/h
19:00 PM
20° / 22°
20° / 22°
Overcast
89% 36 km/h
20:00 PM
19° / 21°
19° / 21°
Overcast
92% 39 km/h
21:00 PM
20° / 22°
20° / 22°
Overcast
91% 37 km/h
22:00 PM
21° / 22°
21° / 22°
Overcast
89% 35 km/h
23:00 PM
21° / 23°
21° / 23°
Overcast
89% 36 km/h
00:00 AM
21° / 22°
21° / 22°
Overcast
91% 41 km/h
01:00 AM
20° / 22°
20° / 22°
Partly Cloudy
92% 35 km/h
02:00 AM
20° / 22°
20° / 22°
Mainly Clear
93% 32 km/h
03:00 AM
20° / 22°
20° / 22°
Overcast
93% 32 km/h

30 Day Averages and Extremes

  • Average high 22.8°C
  • Average low 14.77°C
  • Hottest day 34°C (04 September 2026)
  • Coldest day 7°C (23 September 2026)
  • Average humidity 79.8%
  • Days with precipitation 26 days
  • Highest precipitation 54 mm (20 September 2026)

Yesterday's Data

  • Max: 24°C
  • Min: 19°C
  • Total Precipitation: 11 mm

Temperature and possibility of rain in Iowa over the next 12 hours

Temperature and possibility of rain in Iowa in the coming days

Rainfall in Iowa in the coming days

Iowa Climate Summary

Iowa features a Humid continental, no dry season, hot summer (Köppen classification: Dfa), with an average annual temperature of 10.63ºC (51.13ºF), which is about -2.01% lower than the national average for United States. Annually, the city experiences approximately 54.84 millimeters (2.16 inches) of rainfall, spread across 101.18 rainy days, accounting for 27.72% of the year.

Longitude 41.8780025
Latitude -93.097702
Yearly high temperature 13.8ºC (56.84ºF)
Yearly low temperature 5.47ºC (41.85ºF)
Hottest month August 26.69ºC (80.04ºF)
Coldest month January -10.03ºC (13.95ºF)
Yearly precip 54.84mm (2.16in)
Days with rainfall 101.18 days (27.72%)
Driest month January (83.91%)
Wettest month May (77.7%)

Weather averages by month

Month High / Low (°C) Rain
January -3.43° / -10.03° 5.36 days
February -1.45° / -8.59° 6.18 days
March 7.42° / -0.31° 7.45 days
April 14.33° / 5.33° 10.55 days
May 20.57° / 11.61° 13.82 days
June 25.94° / 17.03° 12.55 days
July 27.62° / 18.49° 10.91 days
August 26.69° / 16.74° 8.36 days
September 23.72° / 13.18° 9.36 days
October 15.84° / 7.04° 6.64 days
November 7.67° / 0.19° 5.45 days
December 0.67° / -5.04° 4.55 days

Iowa's weather

Frequently asked questions

1. What is the hottest month in Iowa?

August has the highest average monthly temperature (daily mean of 26.69ºC) and January are the coolest (daily mean of -10.03ºC).

2. What should I wear in Iowa today?

For today's warm weather in Iowa, with temperatures between 20ºC to 23ºC (68.0ºF to 73.4ºF), you might consider wearing:
- Cotton or linen fabrics
- Sunglasses
- Light, breathable socks
- Sun hat or cap

Temperature

Early
19°C / 20°C
Morning
17°C / 18°C
Afternoon
17°C / 18°C
Evening
20°C / 22°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 438
  • CO 144
  • NH3 0
  • NO2 3
  • O3 63
  • PM10 4
  • PM25 4
  • SO2 1
  • CH4 1,386

Sunrise / Sunset

11:55
00:16