TODAY MAY31
TEMPERATURE76°F
HUMIDITY44%
PRESSURENA inHg
WIND COND.7° 2.3 mph
  • 9055Wed
  • 9457Thu
  • 9762Fri
  • 9456Sat
  • 8455Sun
daynightWeather update from LIVERMORE FIRE DEPARTMENT, on 31 May 9:30 am PDT

Pleasanton Average Weather

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
January20°F73°F46°F2.7"
February27°F75°F50°F2.8"
March32°F82°F52°F2.0"
April34°F94°F55°F1.0"
May37°F102°F62°F0.4"
June44°F109°F66°F0.0"
July49°F111°F71°F0.0"
August50°F106°F70°Fn/a
September42°F103°F67°F0.1"
October38°F94°F61°F1.0"
November27°F81°F54°F1.0"
December24°F70°F47°F2.0"

Did you know?

  • The highest monthly average temperature in Pleasanton for July is 71 degrees.
  • The lowest monthly average temperature in Pleasanton for January is 46 degrees.
  • The most monthly precipitation in Pleasanton occurs in February with 2.8 inches.
  • The air quality index in Pleasanton is 3% better than the national average.
  • The pollution index in Pleasanton is 26% worse than the national average.

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Compare Pleasanton, CA Weather To Other Cities

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 index485550
Pollution index6,427,29018,129,7235,072,052

Pleasanton air quality information

MeasurementTotal
Days measured365
Days with good air quality204
Days with moderate air quality153
Days w/ poor A.Q. for sensitive groups7
Days with unhealthy air quality1

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

City, StatePopulationAir Quality IndexNational Avg.
Alamo, CA15,5044314%
Camino Tassajara, CA1,9084314%
Danville, CA42,2654314%
Moraga, CA16,1674314%
San Lorenzo, CA23,9374314%
Pleasanton, CA70,329484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Auburn, WA70,297492%
Pharr, TX70,1193628%
Springdale, AR70,0873922%
Waukesha, WI70,5934510%
Riverview, FL70,0524314%
Pleasanton, CA70,329484%
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.