Climate & Temperature > Usa > Des Moines, Iowa

Des Moines, Iowa Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

  • Des Moines, Iowa, Usa latitude & longitude; 41°32'N 93°39'W.
  • Altitude; 289 m (948 ft).
  • The average temperature in Des Moines, Iowa, Usa is 9.5 °C (49 °F).
  • The range of average monthly temperatures is 31.5 °C.
  • The warmest average max/ high temperature is 31 °C (88 °F) in July.
  • The coolest average min/ low temperature is -12 °C (10 °F) in January.
  • Des Moines, Iowa receives on average 774 mm (30.5 in) of precipitation annually or 65 mm (2.5 in) each month.
  • On balance there are 102 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 8.5 days on an average month.
  • The month with the driest weather is February & December when on balance 28 mm (1.1 in) of rainfall (precipitation) occurrs.
  • The month with the wettest weather is June when on balance 119 mm (4.7 in) of rain, sleet, hail or snow falls across 11 days.
  • Mean relative humidity for an average year is recorded as 59.5% and on a monthly basis it ranges from 52% in October to 72% in January.
  • There is an average range of hours of sunshine in Des Moines, Iowa of between 4.5 hours per day in December and 10.5 hours per day in July.
  • On balance there are 2755 sunshine hours annually and approximately 7.5 sunlight hours for each day.

Des Moines, Iowa Climate Graph (Metric | Imperial units)

Des Moines, Iowa Climate Graph

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Des Moines, Iowa Weather Averages

  Average Minimum Temperatures in Des Moines, Iowa, Usa (°C) Average Maximum Temperature in Des Moines, Iowa, Usa (°C) Des Moines, Iowa Average Temperature (°C) Average Sea Temp (°C) Average Precipitation/ Rainfall (mm) Wet Days (>0.1 mm) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed in Des Moines, Iowa (Beaufort) Average Number of Days with Frost  
Weather in Des Moines, Iowa in January -12 -2 -7 - 33 8 4.5 72 - - Average Temperature in Des Moines, Iowa in January
Weather in Des Moines, Iowa in February -10 0 -5 - 28 7 5.8 69 - - Average Temperature in Des Moines, Iowa in February
Weather in Des Moines, Iowa in March -4 6 1 - 53 10 6.4 62.0 - - Average Temperature in Des Moines, Iowa in March
Weather in Des Moines, Iowa in April 3 15 9 - 63 10 7.9 53 - - Average Temperature in Des Moines, Iowa in April
Weather in Des Moines, Iowa in May 10 22 16 - 104 11 8.6 54 - - Average Temperature in Des Moines, Iowa in May
Weather in Des Moines, Iowa in June 16 27 22 - 119 11 10.3 57 - - Average Temperature in Des Moines, Iowa in June
Weather in Des Moines, Iowa in July 18 31 25 - 79 8 10.5 53 - - Average Temperature in Des Moines, Iowa in July
Weather in Des Moines, Iowa in August 17 29 23 - 94 9 9.6 57 - - Average Temperature in Des Moines, Iowa in August
Weather in Des Moines, Iowa in September 12 25 19 - 74 8 9.0 53 - - Average Temperature in Des Moines, Iowa in September
Weather in Des Moines, Iowa in October 6 19 13 - 53 7 7.6 52 - - Average Temperature in Des Moines, Iowa in October
Weather in Des Moines, Iowa in November -2 8 3 - 46 6 5.8 62 - - Average Temperature in Des Moines, Iowa in November
Weather in Des Moines, Iowa in December -8 1 -3.5 - 28 7 4.5 70 - - Average Temperature in Des Moines, Iowa in December

Des Moines, Iowa Climograph/ Climate Chart (imperial)

Des Moines, Iowa Temperature Chart

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Des Moines, Iowa Temperatures in Farenheit

  Average Minimum Temperatures in Des Moines, Iowa, Usa (°F) Average Maximum Temperature in Des Moines, Iowa, Usa (°F) Average Temperature (°F) Average Sea Temp (°F) Average Precipitation/ Rainfall (in) Wet Days (>0.004 in) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed (Beaufort) Average Number of Days with Frost  
Temperatures in Des Moines, Iowa in January 10 28 19 - 1.3 8 4.5 72 - - Climate in Des Moines, Iowa in January
Temperatures in Des Moines, Iowa in February 14 32 23 - 1.1 7 5.8 69 - - Climate in Des Moines, Iowa in February
Temperatures in Des Moines, Iowa in March 25 43 34 - 2.1 10 6.4 62 - - Climate in Des Moines, Iowa in March
Temperatures in Des Moines, Iowa in April 37 59 48 - 2.5 10 7.9 53 - - Climate in Des Moines, Iowa in April
Temperatures in Des Moines, Iowa in May 50 72 61 - 4.1 11 8.6 54 - - Climate in Des Moines, Iowa in May
Temperatures in Des Moines, Iowa in June 61 81 71 - 4.7 11 10.3 57 - - Climate in Des Moines, Iowa in June
Temperatures in Des Moines, Iowa in July 64 88 76 - 3.1 8 10.5 53 - - Climate in Des Moines, Iowa in July
Temperatures in Des Moines, Iowa in August 63 84 73 - 3.7 9 9.6 57 - - Climate in Des Moines, Iowa in August
Temperatures in Des Moines, Iowa in September 54 77 65 - 2.9 8 9.0 53 - - Climate in Des Moines, Iowa in September
Temperatures in Des Moines, Iowa in October 43 66 55 - 2.1 7 7.6 52 - - Climate in Des Moines, Iowa in October
Temperatures in Des Moines, Iowa in November 28 46 37 - 1.8 6 5.8 62 - - Climate in Des Moines, Iowa in November
Temperatures in Des Moines, Iowa in December 18 34 26 - 1.1 7 4.5 70 - - Climate in Des Moines, Iowa in December

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Climate & Temperature > Usa > Des Moines, Iowa

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