TODAY OCT31
TEMPERATURE70
HUMIDITY46
PRESSURE101900
WIND COND.360 7.6
  • 7564Fri30%
  • 7466Sat90%90%
  • 7867Sun70%90%
  • 7652Mon90%40%
  • 6447Tue
daynightWeather update from Sherman/Denison, Grayson County Airport at
New Real Estate Listings in Denison Area
Search Homes for Sale in Denison, TX

Weather Quick Facts

  • The highest monthly average temperature in Denison for August is 84.4 degrees
  • The lowest monthly average temperature in Denison for January is 43.5 degrees
  • The most monthly precipitation in Denison occurs in May with 5.6 inches
  • The air quality index in Denison is 672% worse than the national average
  • The pollution index in Denison is 60% better than the national average

Compare Denison, TX Weather

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

      Denison 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
      January34°F56°F44°F2.5"
      February38°F60°F47°F2.1"
      March47°F69°F56°F2.9"
      April54°F76°F64°F4.7"
      May61°F82°F71°F5.6"
      June71°F91°F81°F4.5"
      July74°F95°F84°F3.1"
      August74°F96°F84°F3.1"
      September67°F89°F77°F2.9"
      October56°F79°F66°F3.1"
      November46°F67°F56°F2.9"
      December37°F56°F45°F2.6"

      Denison 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.
      IndexDenisonTexasNational
      Air quality index3255242
      Pollution index1,087,5502,009,3002,726,193

      Denison air quality

      MeasurementTotal
      Days measured138
      Days with good air quality120
      Days with moderate air quality17
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.020%
      Mercury0.000%

      Average monthly Denison temperature with heat index

      Denison monthly precipitation with daily maximum

      Denison monthly snow depth with daily maximum

      Denison monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Cartwright, OK483325550.0%
      New Woodville, OK50325550.0%
      Sherwood Shores, TX658325550.0%
      Sherman, TX43,239325550.0%
      Colbert, OK1,230325550.0%
      Denison, TX24,851325550.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Forest Grove, OR24,8473824.0%
      North Laurel, MD24,856468.0%
      Burlington, IA24,8582942.0%
      Bainbridge Island, WA24,8594510.0%
      Ardmore, OK24,8344314.0%
      Denison, TX24,851325550.0%
      Source: The Denison, TX 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.