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Key findings

  • The highest monthly average temperature in Delta for August is 79 degrees
  • The lowest monthly average temperature in Delta for January is 44 degrees
  • The most monthly precipitation in Delta occurs in March with 5.5 inches
  • The air quality index in Delta is 24% better than the national average
  • The pollution index in Delta is 8% worse than the national average

Compare Delta, AL Weather

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      Delta 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°F57°F44°F5.0"
      February36°F60°F47°F4.7"
      March44°F69°F55°F5.5"
      April51°F77°F63°F4.9"
      May59°F82°F70°F4.6"
      June67°F90°F77°F3.3"
      July70°F91°F79°F5.0"
      August70°F91°F79°F4.5"
      September64°F86°F74°F2.5"
      October52°F76°F63°F3.6"
      November41°F66°F52°F3.7"
      December38°F59°F47°F5.4"

      Delta 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.
      IndexDeltaAlabamaNational
      Air quality index383750
      Pollution index5,453,4704,051,2235,066,862

      Delta air quality information

      MeasurementTotal
      Days measured114
      Days with good air quality88
      Days with moderate air quality26
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Delta air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.280%
      Mercury0.002%

      Average monthly Delta temperature with heat index

      Delta monthly precipitation with daily maximum

      Delta monthly snow depth with daily maximum

      Delta monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Oxford, AL21,2023824%
      Morrison Crossroads, AL3023824%
      Heflin, AL3,4893824%
      West End-Cobb Town, AL3,5503824%
      Wedowee, AL7423824%
      Delta, AL2603824%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Benjamin, TX2602648%
      Riverton, IA2604020%
      Union, AL2603530%
      Worley, ID2604314%
      Philo, CA2603334%
      Delta, AL2603824%
      Source: The Delta, 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.