TODAY MAR19
TEMPERATURE51
HUMIDITY89
PRESSURE101860
WIND COND.320 5.4
  • 7044Tue
  • 6846Wed
  • 6847Thu
  • 6849Fri
  • 6146Sat
daynightWeather update from Livermore, Livermore Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Pleasanton for July is 70.9 degrees
  • The lowest monthly average temperature in Pleasanton for January is 47.4 degrees
  • The most monthly precipitation in Pleasanton occurs in December with 2.8 inches
  • The air quality index in Pleasanton is 2% worse than the national average
  • The pollution index in Pleasanton is 136% worse than the national average

Compare Pleasanton, CA Weather

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      Pleasanton 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
      January38°F59°F47°F2.6"
      February41°F63°F51°F2.6"
      March43°F67°F54°F2.1"
      April45°F72°F57°F1.4"
      May50°F78°F62°F0.3"
      June54°F85°F67°F0.2"
      July58°F90°F71°F0.0"
      August57°F89°F70°F0.0"
      September56°F88°F69°F0.1"
      October50°F79°F63°F0.9"
      November43°F67°F54°F1.5"
      December38°F60°F48°F2.8"

      Pleasanton 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.
      IndexPleasantonCaliforniaNational
      Air quality index435542
      Pollution index6,427,29010,473,1902,726,193

      Pleasanton air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality263
      Days with moderate air quality98
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      Pleasanton air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.110%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.003%

      Average monthly Pleasanton temperature with heat index

      Pleasanton monthly precipitation with daily maximum

      Pleasanton monthly snow depth with daily maximum

      Pleasanton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Ashland, CA23,5664020.0%
      Moraga, CA16,8964020.0%
      San Ramon, CA81,3444020.0%
      Blackhawk, CA10,5904020.0%
      Danville, CA44,9334020.0%
      Pleasanton, CA79,9754314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Lawrence, MA80,0223726.0%
      Mountain View, CA80,1044314.0%
      Alameda, CA79,8274020.0%
      Brooklyn Park, MN80,173468.0%
      Saint-Jérôme, QC79,702n/a 
      Pleasanton, CA79,9754314.0%
      Source: The Pleasanton, 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.