TODAY NOV07
TEMPERATURE71
HUMIDITY90
PRESSURE101860
WIND COND.110 11.2
  • 7863Thu
  • 7864Fri
  • 7864Sat50%50%
  • 7361Sun60%60%
  • 765630%20%
daynightWeather update from Decatur, Pryor Field at
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Weather Quick Facts

  • The highest monthly average temperature in Trinity for July is 79.2 degrees
  • The lowest monthly average temperature in Trinity for January is 41.2 degrees
  • The most monthly precipitation in Trinity occurs in December with 5.6 inches
  • The air quality index in Trinity is 3% better than the national average
  • The pollution index in Trinity is 155% worse than the national average

Compare Trinity, AL Weather

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      Trinity 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°F52°F41°F5.0"
      February34°F55°F44°F3.6"
      March43°F66°F53°F4.4"
      April51°F75°F62°F5.2"
      May59°F81°F69°F4.5"
      June67°F90°F78°F3.1"
      July69°F91°F79°F4.3"
      August68°F91°F78°F3.4"
      September61°F85°F72°F2.9"
      October50°F75°F61°F3.6"
      November39°F64°F51°F3.7"
      December36°F56°F45°F5.6"

      Trinity 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.
      IndexTrinityAlabamaNational
      Air quality index413742
      Pollution index6,960,5303,012,3392,726,193

      Trinity air quality

      MeasurementTotal
      Days measured365
      Days with good air quality306
      Days with moderate air quality59
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.100%
      Carbon Tetrachloride0.060%
      Lead0.030%
      Mercury0.010%

      Average monthly Trinity temperature with heat index

      Trinity monthly precipitation with daily maximum

      Trinity monthly snow depth with daily maximum

      Trinity monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hillsboro, AL5904118.0%
      Hartselle, AL14,4214118.0%
      Moulton, AL3,2374118.0%
      Mooresville, AL874118.0%
      North Courtland, AL7834118.0%
      Trinity, AL2,5934118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Devola, OH2,5933530.0%
      Weatherly, PA2,5934216.0%
      Seekaskootch 119, SK2,593n/a 
      Wales, WI2,5924412.0%
      Greater Madawaska, ON2,592n/a 
      Trinity, AL2,5934118.0%
      Source: The Trinity, AL 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.