Oklahoma City (OK) monthly weather averages

Average daytime temperature

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

Oklahoma City average temperature chart (Celsius) Oklahoma City average temperature chart (Fahrenheit)
Average monthly temperatures in Oklahoma City (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8 11 16.3 22.1 26.1 30.5 33.9 33.4 28.5 23 15.7 9.7
°F 46.3 51.8 61.4 71.9 78.9 86.9 93.1 92.1 83.3 73.4 60.2 49.5

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.

Oklahoma City monthly rainfall chart (mm) Oklahoma City monthly rainfall chart (inches)
Average monthly rainfall in Oklahoma City (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 26 37 58 75 141 103 71 64 98 73 48 36
inches 1 1.4 2.3 3 5.5 4.1 2.8 2.5 3.9 2.9 1.9 1.4
Rainy days 5 6 7 7 10 8 6 7 8 7 6 6

Average annual rainfall in Oklahoma City: 767.534mm (302.2 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Oklahoma City

Oklahoma City average daily sunshine chart
Average daily sunshine Oklahoma City
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.1 7.3 8.4 9.6 10.1 11.5 12.2 11.3 9.4 8.5 6.8 6.4

Day / night temperatures

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

Oklahoma City average minimum / maximum temperatures (Celsius) Oklahoma City average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Oklahoma City (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -3.9 -1.3 3.6 9.6 14.5 19 21.6 20.9 16.8 10.3 3.9 -1.8
Max °C 8.3 11.3 16.7 22.5 26.4 30.8 34.3 33.7 28.8 23.3 16 10
Min °F 25.1 29.7 38.4 49.2 58 66.2 70.8 69.6 62.2 50.5 38.9 28.8
Max °F 36 41 50.2 60.8 68.7 76.8 82.2 81.1 73 62.2 49.8 39.4

Sea temperature

The graph below shows the average sea temperature.

Oklahoma City average sea temperature chart (Celsius) Oklahoma City average sea temperature chart (Fahrenheit)
Average sea temperature around Oklahoma City in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13.1 12.8 13.4 14.7 16.8 19.2 21.5 23.3 22.2 19.2 16.5 14.4
°F 55.6 55 56 58.5 62.2 66.6 70.7 73.9 72 66.6 61.6 58

Wind speed

The graph below shows the average wind speed.

Oklahoma City average winspeed by month (km/h) Oklahoma City average winspeed by month (mph)
Average wind speed in Oklahoma City (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 21 23 23 21 19 18 17 18 19 20 20
mph 12 13 14 14 13 12 11 11 11 12 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.

Oklahoma City relative humidity averages
Average relative humidity in Oklahoma City
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
67% 66% 61% 61% 68% 67% 61% 62% 67% 64% 67% 68%

Other monthly averages

UV index Best time to go?

Oklahoma City weather stats

Oklahoma City weather statistics
Hottest month: July 33.9°C 93°F
Driest month: January 26mm 1ins
Sunniest month: July 12.2hrs
Coldest month: January 8°C 46.4°F
Wettest month: May 141mm 5.6ins
Warmest sea: August 23.3°C 73.9°F
Map showing location of Oklahoma City (35.46756, -97.51643) Oklahoma City map pin © Google

Locations nearby

Top United States locations