TODAY MAY16
TEMPERATURE78
HUMIDITY35
PRESSURE30.23
WIND COND.210 18.4
  • 8163Mon
  • 8165Tue
  • 8565Wed
  • 8663Thu
  • 8762Fri
daynightWeather update from Decatur, Pryor Field at

Key findings

  • 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 18% better than the national average
  • The pollution index in Trinity is 37% 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 index413750
      Pollution index6,960,5304,051,2235,066,862

      Trinity air quality information

      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

      Trinity air quality information

      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

      City, StatePopulationAir Quality IndexNational Avg.
      Hartselle, AL14,4754118%
      Hillsboro, AL5614118%
      Mooresville, AL694118%
      Moulton, AL3,3674118%
      Athens, AL24,4614118%
      Trinity, AL2,1104118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Merrimac, VA2,1104118%
      Stratford, TX2,1114412%
      Kensington, MD2,111476%
      East McKeesport, PA2,1115612%
      Jefferson, MD2,1124020%
      Trinity, AL2,1104118%
      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.