Ankeny, Iowa 

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Climate in Ankeny, Iowa

Ankeny, Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Ankeny averages 34 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 204 sunny days per year in Ankeny. The US average is 205 sunny days.

Ankeny gets some kind of precipitation, on average, 109 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 86 degrees
Winter Low: the January low is 12
Rain: averages 36 inches of rain a year
Snow: averages 34 inches of snow a year


The annual BestPlaces Comfort Index for Ankeny is 6.9 (10=best), which means it is more comfortable than most places in Iowa.

6.9 / 10
September, June and August are the most pleasant months in Ankeny, while January and December are the least comfortable months.

Climate Averages
  Ankeny, IowaUnited States
  35.9 in.38.1 in.
  33.9 in.27.8 in.
  108.8 days106.2 days
  204 days205 days
  994 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Ankeny with an average high temperature of 85.8°, which ranks it as one of the hottest places in Iowa. In Ankeny, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ankeny are September, June and May.

January has the coldest nighttime temperatures for Ankeny with an average of 12.4°. This is warmer than most places in Iowa.

In Ankeny, there are 19.0 days annually when the high temperature is over 90°, which is hotter than most places in Iowa.

In Ankeny, there are 135.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Iowa.

In Ankeny, there are 13.8 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Iowa.

June is the wettest month in Ankeny with 5.1 inches of rain, and the driest month is January with 1.0 inches. The wettest season is Autumn with 39% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 35.9 inches in Ankeny means that it is about average compared to other places in Iowa.

May is the rainiest month in Ankeny with 12.4 days of rain, and January is the driest month with only 7.1 rainy days. There are 108.8 rainy days annually in Ankeny, which is one of the rainiest places in Iowa. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 20% chance of a rainy day.

An annual snowfall of 33.9 inches in Ankeny means that it is snowier than most places in Iowa. January is the snowiest month in Ankeny with 8.5 inches of snow, and 6 months of the year have significant snowfall.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Ankeny    3 Reviews
    Life in Middle America - 12/1/2008
    I moved to Ankeny from Southern CA in June, 2005. My immediate and lasting impression is the incredible home values here, the relatively low population density, and the... Read More

    Start Your Review of Ankeny

    ANKENYTOPIA - 7/31/2008
    Ankeny is a great community to raise a family or to be single. The shools are wonderful and so many activities for kids and families. The weather when it is good, it... Read More

    "ANKENYTOPIA" - 10/26/2007
    We don't call it "Ankenytopia" for nothing! This is the best town in Iowa! The schools are top-notch, the town is growing and getting more attractions. We are missing... Read More

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