TODAY SEP21
TEMPERATURE80
HUMIDITY23
PRESSURE
WIND COND.124 6
  • 9158Sat
  • 9157Sun
  • 8862Mon
  • 8861Tue
  • 8861Wed
daynightWeather update from GUTHRIE at
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Duncan Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January35°F59°F46°F4.2"
February40°F64°F51°F2.8"
March41°F73°F57°F3.9"
April47°F83°F65°F2.8"
May58°F93°F76°F0.3"
June66°F101°F85°F0.7"
July73°F103°F87°F2.4"
August72°F98°F84°F2.7"
September65°F96°F81°F0.3"
October54°F86°F69°F2.6"
November43°F75°F58°F1.6"
December31°F62°F46°F1.9"

Did you know?

  • The highest monthly average temperature in Duncan for July is 87 degrees.
  • The lowest monthly average temperature in Duncan for January is 46 degrees.
  • The most monthly precipitation in Duncan occurs in January with 4.2 inches.
  • The air quality index in Duncan is 25% better than the national average.
  • The pollution index in Duncan is 82% better than the national average.

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Duncan air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexDuncanArizonaNational
Air quality index375750
Pollution index902,4355,576,4945,066,862

Duncan air quality information

MeasurementTotal
Days measured365
Days with good air quality362
Days with moderate air quality3
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Duncan air quality information

PollutantTotal
Arsenic0.000%
Benzene0.020%
Carbon Tetrachloride0.001%
Lead0.380%
Mercury0.000%

Average monthly Duncan temperature with heat index

Duncan monthly precipitation with daily maximum

Duncan monthly snow depth with daily maximum

Duncan monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Virden, NM1813726%
Franklin, AZ523726%
York, AZ8493726%
Duncan, AZ6913726%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Ojo Amarillo, NM6914216%
West Point, AL6913726%
Arbon Valley, ID6913530%
Palmer, TN6914412%
Midland, MD6913236%
Duncan, AZ6913726%
Source: The Duncan, AZ weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.