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Weather in Iowa City, Iowa for May 2027

Your guide to Iowa City weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Iowa City at the beginning of May is 17.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 24.3 °C by the end of May.

  • Rain 🌧️

  • The climate of Iowa City in May is notably wet, with an average of 11 rainy days, and a total of 84.6 mm of precipitation.

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Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/10°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Iowa City Weather May

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Temperatures trend during May in Iowa City

See the weather trend as well as the moving average line

May weather in Iowa City day by day

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Date Weather Temperatures Rain UV More
May 1 Moderate or heavy rain shower
Moderate or heavy rain shower
15° /6° 5.6 mm 6
May 2 Patchy rain possible
Patchy rain possible
15° /5° 0.2 mm 7
May 3 Patchy rain possible
Patchy rain possible
19° /7° 1.3 mm 6
May 4 Overcast
Overcast
21° /7° 0.8 mm 7
May 5 Overcast
Overcast
16° /7° 0.1 mm 6
May 6 Overcast
Overcast
17° /5° 0 mm 6
May 7 Patchy rain possible
Patchy rain possible
20° /7° 0.2 mm 7
May 8 Overcast
Overcast
18° /7° 0.6 mm 5
May 9 Sunny
Sunny
21° /6° 0 mm 8
May 10 Sunny
Sunny
23° /8° 0 mm 9
May 11 Sunny
Sunny
22° /7° 0 mm 9
May 12 Overcast
Overcast
25° /11° 3 mm 8
May 13 Patchy rain possible
Patchy rain possible
22° /13° 0.2 mm 8
May 14 Overcast
Overcast
25° /11° 0 mm 8
May 15 Overcast
Overcast
29° /15° 3.1 mm 6
May 16 Moderate rain at times
Moderate rain at times
27° /15° 3.8 mm 5
May 17 Overcast
Overcast
22° /13° 5.8 mm 6
May 18 Overcast
Overcast
23° /11° 5.2 mm 5
May 19 Patchy rain possible
Patchy rain possible
19° /9° 22.5 mm 5
May 20 Moderate or heavy rain shower
Moderate or heavy rain shower
18° /8° 25 mm 7
May 21 Moderate rain at times
Moderate rain at times
12° /9° 4.5 mm 3
May 22 Patchy rain possible
Patchy rain possible
19° /9° 0.3 mm 7
May 23 Patchy rain possible
Patchy rain possible
21° /10° 2.4 mm 4
May 24 Overcast
Overcast
22° /11° 0.1 mm 7
May 25 Overcast
Overcast
20° /12° 0 mm 7
May 26 Fog
Fog
23° /11° 0 mm 7
May 27 Overcast
Overcast
25° /13° 0 mm 8
May 28 Cloudy
Cloudy
22° /13° 0 mm 8
May 29 Fog
Fog
22° /10° 0 mm 8
May 30 Overcast
Overcast
29° /14° 0 mm 8
May 31 Thundery outbreaks possible
Thundery outbreaks possible
29° /14° 0.1 mm 9
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Important Notice
Our weather forecast for Iowa City in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Iowa City forecast closer to your planned date for the most up-to-date weather information.

Iowa City in May - FAQ

What are the expected maximum and minimum temperatures in Iowa City during May?

Enjoy moderate daytime temperatures of up to 20° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Iowa City during May?

Moderate rainfall is anticipated in Iowa City during May, with a total of 84.6 mm spread over approximately 11 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Iowa City during May?

The average wind speed in Iowa City during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Iowa City

Explore the daily rainfall trends and prepare for Iowa Citys May weather 💧
Typically, Iowa City has 11 rainy days in May with a total of 84.6 mm of rainfall.

UV exposure in Iowa City during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

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Location coordinates Where is Iowa City?

Get accurate weather forecasts for Iowa City, located at latitude 41.661 and longitude -91.53. Stay updated with localized weather information tailored for Iowa City.

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