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Grayson 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
January31°F48°F38°F4.1"
February22°F45°F33°F3.8"
March31°F55°F41°F8.2"
April46°F69°F56°F11.0"
May56°F78°F66°F0.8"
June65°F83°F74°F12.8"
July68°F86°F76°F7.5"
August65°F85°F74°F5.1"
September61°F82°F70°F4.7"
October48°F71°F58°F13.4"
November38°F59°F46°F3.2"
December32°F50°F40°F7.1"

Did you know?

  • The highest monthly average temperature in Grayson for July is 76 degrees.
  • The lowest monthly average temperature in Grayson for February is 33 degrees.
  • The most monthly precipitation in Grayson occurs in October with 13.4 inches.
  • The air quality index in Grayson is 23% better than the national average.
  • The pollution index in Grayson is 49% better than the national average.

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Grayson 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.
IndexGraysonKentuckyNational
Air quality index384550
Pollution index2,559,0405,222,6645,066,862

Grayson air quality information

MeasurementTotal
Days measured365
Days with good air quality291
Days with moderate air quality71
Days w/ poor A.Q. for sensitive groups3
Days with unhealthy air quality

Grayson air quality information

PollutantTotal
Arsenic0.390%
Benzene0.010%
Carbon Tetrachloride0.020%
Lead0.000%
Mercury0.000%

Average monthly Grayson temperature with heat index

Grayson monthly precipitation with daily maximum

Grayson monthly snow depth with daily maximum

Grayson monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Wurtland, KY1,1591962%
Olive Hill, KY1,7711962%
Worthington, KY1,4061962%
Flatwoods, KY7,3583824%
Russell, KY3,2813824%
Grayson, KY4,0933824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Williamston, SC4,0933138%
Mullica Hill, NJ4,0925714%
Nassau Bay, TX4,091524%
Walthourville, GA4,0914020%
Guerneville, CA4,0953530%
Grayson, KY4,0933824%
Source: The Grayson, KY 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.