TODAY DEC23
TEMPERATURE50
HUMIDITY80
PRESSURE
WIND COND.
  • 7250Mon
  • 6146Tue70%50%
  • 6446
  • 6746Thu
  • 6849Fri
daynightWeather update from SANTA FE DAM at
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Weather Quick Facts

  • The highest monthly average temperature in South East for August is 75.3 degrees
  • The lowest monthly average temperature in South East for December is 54.9 degrees
  • The most monthly precipitation in South East occurs in January with 3.3 inches
  • The air quality index in South East is 71% worse than the national average
  • The pollution index in South East is 5017% worse than the national average

Compare Pasadena, CA Weather

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      South East 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
      January45°F69°F56°F3.3"
      February46°F70°F57°F2.5"
      March49°F73°F60°F2.0"
      April52°F75°F62°F0.6"
      May56°F78°F65°F0.2"
      June60°F83°F70°F0.0"
      July65°F89°F75°F0.0"
      August65°F90°F75°F0.0"
      September63°F89°F74°F0.2"
      October57°F82°F68°F0.5"
      November50°F76°F62°F0.6"
      December44°F68°F55°F2.1"

      South East 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.
      IndexSouth EastPasadenaCalifornia
      Air quality index727255
      Pollution index139,490,000139,490,00010,473,190

      South East air quality

      MeasurementTotal
      Days measured365
      Days with good air quality66
      Days with moderate air quality208
      Days w/ poor A.Q. for sensitive groups62
      Days with unhealthy air quality28

      Air quality details

      PollutantTotal
      Arsenic0.200%
      Benzene0.950%
      Carbon Tetrachloride0.080%
      Lead1.320%
      Mercury0.440%

      Average monthly South East temperature with heat index

      South East monthly precipitation with daily maximum

      South East monthly snow depth with daily maximum

      South East monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Altadena, CA43,0377244.0%
      Inglewood, CA109,3097244.0%
      Baldwin Park, CA75,6597244.0%
      La Puente, CA39,7807244.0%
      Vincent, CA16,4057244.0%
      Pasadena, CA142,0177244.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Milton, ON142,128n/a 
      Murfreesboro, TN141,7044510.0%
      Mesquite, TX142,429512.0%
      Syracuse, NY142,5533726.0%
      McAllen, TX142,5574216.0%
      Pasadena, CA142,0177244.0%
      Source: The South East, Pasadena, CA 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.