TODAY NOV21
TEMPERATURE50
HUMIDITY40
PRESSURE101290
WIND COND.280 20.5
  • 5037Fri
  • 5737Sat
  • 6341Sun
  • 6852Mon20%
  • 6544Tue30%
daynightWeather update from Winder, Winder-Barrow Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Grayson for August is 80.3 degrees
  • The lowest monthly average temperature in Grayson for December is 44.8 degrees
  • The most monthly precipitation in Grayson occurs in July with 12.9 inches
  • The air quality index in Grayson is 24% worse than the national average
  • The pollution index in Grayson is 396% worse than the national average

Compare Grayson, GA Weather

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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
      January36°F57°F45°F4.9"
      February35°F58°F46°F8.7"
      March43°F68°F55°F9.3"
      April47°F72°F59°F8.7"
      May56°F81°F68°F6.6"
      June66°F88°F76°F6.3"
      July69°F88°F77°F12.9"
      August71°F93°F80°F9.3"
      September65°F87°F75°F4.1"
      October54°F76°F64°F6.4"
      November41°F66°F52°F4.0"
      December36°F56°F45°F8.1"

      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.
      IndexGraysonGeorgiaNational
      Air quality index524142
      Pollution index13,513,5001,874,9722,726,193

      Grayson air quality

      MeasurementTotal
      Days measured365
      Days with good air quality162
      Days with moderate air quality184
      Days w/ poor A.Q. for sensitive groups18
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.170%
      Benzene0.180%
      Carbon Tetrachloride0.040%
      Lead0.080%
      Mercury0.005%

      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

      CityPopulationAir Quality IndexNational Avg.
      Sugar Hill, GA23,9943726.0%
      Suwanee, GA20,4443726.0%
      Carl, GA2813726.0%
      Lawrenceville, GA30,1253726.0%
      Auburn, GA7,5193726.0%
      Grayson, GA4,303524.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Madeira Beach, FL4,3034314.0%
      Sparta, IL4,302548.0%
      Golden Triangle, NJ4,302512.0%
      Montréal-Est, QC4,302n/a 
      Mather, CA4,304524.0%
      Grayson, GA4,303524.0%
      Source: The Grayson, GA 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.