TODAY APR26
TEMPERATURE82
HUMIDITY60
PRESSURE101660
WIND COND.170 18.4
  • 8269Sat
  • 8270Sun
  • 8369Mon30%
  • 8369Tue
  • 8469Wed
daynightWeather update from New Orleans Naval Air Station - Alvin Callender Field at
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Weather Quick Facts

  • The highest monthly average temperature in Saint Thomas for August is 84.5 degrees
  • The lowest monthly average temperature in Saint Thomas for January is 54 degrees
  • The most monthly precipitation in Saint Thomas occurs in August with 8.7 inches
  • The air quality index in Saint Thomas is 7% worse than the national average
  • The pollution index in Saint Thomas is 42% worse than the national average

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      Saint Thomas 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
      January47°F63°F54°F5.2"
      February50°F66°F57°F5.6"
      March57°F73°F64°F5.4"
      April64°F79°F71°F7.6"
      May71°F85°F77°F5.1"
      June77°F90°F83°F6.2"
      July79°F91°F84°F6.7"
      August79°F91°F85°F8.7"
      September76°F88°F82°F5.8"
      October67°F80°F73°F3.6"
      November57°F71°F63°F2.1"
      December51°F65°F57°F6.2"

      Saint Thomas 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.
      IndexSaint ThomasNew OrleansLouisiana
      Air quality index4545106
      Pollution index3,881,7303,881,7302,526,475

      Saint Thomas air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality229
      Days with moderate air quality134
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Saint Thomas air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.040%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.000%

      Average monthly Saint Thomas temperature with heat index

      Saint Thomas monthly precipitation with daily maximum

      Saint Thomas monthly snow depth with daily maximum

      Saint Thomas monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Avondale, LA4,8894510.0%
      Estelle, LA17,3304510.0%
      Kenner, LA66,7594510.0%
      Waggaman, LA10,9174510.0%
      Gretna, LA17,7464510.0%
      New Orleans, LA391,2494510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Wichita, KS390,5664020.0%
      Tampa, FL395,9124314.0%
      Arlington, TX397,269512.0%
      Cleveland, OH383,33150= 100
      Tulsa, OK402,4414510.0%
      New Orleans, LA391,2494510.0%
      Source: The Saint Thomas, New Orleans, LA 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.