TODAY APR16
TEMPERATURE57
HUMIDITY47
PRESSURE29.99
WIND COND.110 7.6
  • 6548Sat60%20%
  • 7145Sun
  • 7248Mon
  • 7449Tue20%20%
  • 7042Wed
daynightWeather update from Thomaston, Thomaston-Upson County Airport at

Key findings

  • The highest monthly average temperature in Williamson for July is 78.2 degrees
  • The lowest monthly average temperature in Williamson for January is 42.9 degrees
  • The most monthly precipitation in Williamson occurs in December with 6.1 inches
  • The air quality index in Williamson is 5% worse than the national average
  • The pollution index in Williamson is 91% better than the national average

Compare Williamson, GA Weather

      vs
      How would you rate the weather in Williamson?
      Write a review to give others more information about this area.
      How would you rate the air quality in Williamson?
      Write a review to give others more information about this area.
      See all Williamson poll results

      Williamson 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
      January32°F56°F43°F3.8"
      February34°F59°F45°F4.6"
      March42°F69°F54°F4.4"
      April49°F76°F62°F3.9"
      May56°F82°F69°F3.2"
      June65°F90°F77°F3.1"
      July68°F91°F78°F4.5"
      August68°F90°F78°F4.2"
      September62°F85°F72°F3.5"
      October49°F76°F61°F3.4"
      November38°F66°F51°F3.5"
      December37°F60°F47°F6.1"

      Williamson 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.
      IndexWilliamsonGeorgiaNational
      Air quality index524150
      Pollution index448,5893,237,5535,066,862

      Williamson air quality information

      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

      Williamson air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.002%
      Mercury0.000%

      Average monthly Williamson temperature with heat index

      Williamson monthly precipitation with daily maximum

      Williamson monthly snow depth with daily maximum

      Williamson monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Zebulon, GA1,4153824%
      Barnesville, GA6,6113824%
      Meansville, GA1453824%
      Milner, GA1,2583824%
      Orchard Hill, GA2473824%
      Williamson, GA493524%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Sharon, SC4933628%
      Osborn, MO4934314%
      Wilbur Park, MO493548%
      Elizabethtown, IN4934118%
      Star Harbor, TX4934118%
      Williamson, GA493524%
      Source: The Williamson, 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.