Ankeny (IA) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Ankeny

Ankeny average temperature chart (Celsius) Ankeny average temperature chart (Fahrenheit)
Average monthly temperatures in Ankeny (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2.7 0.5 7.7 16.1 22.4 27.6 29.9 28.5 23.9 17.6 8.4 -0.3
°F 27.2 33 45.9 60.9 72.3 81.7 85.8 83.3 74.9 63.7 47.1 31.5

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Ankeny monthly rainfall chart (mm) Ankeny monthly rainfall chart (inches)
Average monthly rainfall in Ankeny (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 24 28 57 85 97 117 102 107 91 65 45 33
inches 0.9 1.1 2.3 3.4 3.8 4.6 4 4.2 3.6 2.6 1.8 1.3
Rainy days 8 7 10 11 12 10 10 9 9 8 8 9

Average annual rainfall in Ankeny: 797.367mm (313.9 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Ankeny

Ankeny average daily sunshine chart
Average daily sunshine Ankeny
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.7 6.4 7.2 8 9.5 11.1 11.6 10.3 8.6 7.3 5.1 4.7

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Ankeny average minimum / maximum temperatures (Celsius) Ankeny average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ankeny (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -12.6 -9.8 -3 3.9 10.1 15.5 18.2 16.6 11.7 5.1 -1.9 -9.6
Max °C -2.5 0.8 8 16.4 22.7 27.9 30.2 28.8 24.2 17.9 8.7 -0
Min °F 9.4 14.4 26.6 38.9 50.2 59.9 64.8 61.9 53 41.2 28.7 14.8
Max °F 18.5 23.9 36.5 50.2 61.5 71.1 75.6 72.9 64.2 52.7 38.1 23.4

Sea temperature

The graph below shows the average sea temperature.

Ankeny average sea temperature chart (Celsius) Ankeny average sea temperature chart (Fahrenheit)
Average sea temperature around Ankeny in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.1 8.8 9.4 10.6 12.4 14.7 17.3 20 18.9 15.4 12.3 10.3
°F 48.4 47.9 48.8 51 54.3 58.5 63.2 68.1 66 59.7 54.2 50.5

Wind speed

The graph below shows the average wind speed.

Ankeny average winspeed by month (km/h) Ankeny average winspeed by month (mph)
Average wind speed in Ankeny (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 21 22 19 17 15 15 16 18 19 19
mph 12 12 13 14 12 11 9 9 10 11 12 12

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Ankeny relative humidity averages
Average relative humidity in Ankeny
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 72% 69% 63% 64% 66% 69% 71% 72% 68% 72% 75%

Other monthly averages

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Ankeny weather stats

Ankeny weather statistics
Hottest month: July 29.9°C 85.8°F
Driest month: January 24mm 0.9ins
Sunniest month: July 11.6hrs
Coldest month: January -2.7°C 27.1°F
Wettest month: June 117mm 4.6ins
Warmest sea: August 20°C 68°F
Map showing location of Ankeny (41.72971, -93.60577) Ankeny map pin © Google

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