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Duncan, OK Weather

 
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The average temperature of Duncan is 61.97°F, which is higher than the Oklahoma average temperature of 60.14°F and is much higher than the national average temperature of 54.45°F.

Topics:Heating Cost IndexCooling Cost IndexHistorical TemperatureHistorical PrecipitationHistorical SnowHistorical HumidityHistorical Wind Speed

Historical Weather

Heating Cost Index, #112

Duncan, OK
136.12
Oklahoma
158.00
U.S.
212.91

Cooling Cost Index, #760

Duncan, OK
417.37
Oklahoma
345.10
U.S.
139.42

The Heating Cost Index and the Cooling Cost Index are indicators of the relative heating and cooling cost of an area. They were calculated based on the average temperate and duration of the hot and cold days for the area. Please note, the actual heating cost and cooling cost are also dependent on other factors specific to individual residences such as the size of the house, the insulation condition, and the equipment efficiency, etc.

Average Temperature

Annual Average Temperature, #55
Duncan, OK
62.0 °F
Oklahoma
60.1 °F
U.S.
54.5 °F

Ranks: Average Max. Temperature: #38, Average Min. Temperature: #152

Precipitation

Average Annual Precipitation, #586
Duncan, OK
34.18 inches
Oklahoma
37.62 inches
U.S.
38.67 inches


Average Number of Days with 0.1 Inch or More Precipitation in a Year (this gives an indication of the number of days in a year that it is useful to have an umbrella), #610
Duncan, OK
47.70 days
Oklahoma
53.42 days
U.S.
66.51 days


Snow

Average Annual Snowfall, #711
Duncan, OK
2.68 inches
Oklahoma
5.88 inches
U.S.
23.27 inches


Average Number of Days with 1 Inch or More Snow Depth in a Year, #634
Duncan, OK
1.25 days
Oklahoma
3.02 days
U.S.
27.17 days


Humidity

Annual Average Humidity, #643
Duncan, OK
76.02%
Oklahoma
76.76%
U.S.
77.52%


Wind Speed

Annual Average Wind Speed, #87
Duncan, OK
18.47 mph
Oklahoma
16.46 mph
U.S.
16.93 mph


* The temperature, snow fall, and precipitation information on this page were calculated from the historical data of 18,000+ U.S weather stations for the period of time from 1980 to 2010. The humidity and wind speed information were calculated from data from 15,000 worldwide stations for the period of time from 1980 to 2010.


 
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