TODAY JUN06
TEMPERATURE50
HUMIDITY66
PRESSURE
WIND COND.266 22
  • 7753
  • 7653Sun
  • 8555Mon
  • 9260Tue
  • 9459Wed
daynightWeather update from BLACK DIAMOND at
How would you rate the weather in Discovery Bay?
Write a review to give others more information about this area.
How would you rate the air quality in Discovery Bay?
Write a review to give others more information about this area.
See all Discovery Bay poll results

Discovery Bay 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"

Did you know?

  • The highest monthly average temperature in Discovery Bay for July is 71 degrees.
  • The lowest monthly average temperature in Discovery Bay for January is 47 degrees.
  • The most monthly precipitation in Discovery Bay occurs in December with 2.8 inches.
  • The air quality index in Discovery Bay is 15% worse than the national average.
  • The pollution index in Discovery Bay is 170% worse than the national average.

Compare Discovery Bay, CA Weather To Other Cities

      vs

      Discovery Bay 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.
      IndexDiscovery BayCaliforniaNational
      Air quality index575550
      Pollution index13,698,50018,106,7265,066,862

      Discovery Bay air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality128
      Days with moderate air quality207
      Days w/ poor A.Q. for sensitive groups21
      Days with unhealthy air quality9

      Discovery Bay air quality information

      PollutantTotal
      Arsenic0.040%
      Benzene0.110%
      Carbon Tetrachloride0.330%
      Lead0.070%
      Mercury0.120%

      Average monthly Discovery Bay temperature with heat index

      Discovery Bay monthly precipitation with daily maximum

      Discovery Bay monthly snow depth with daily maximum

      Discovery Bay monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Brentwood, CA56,9235714%
      Lincoln Village, CA4,8045714%
      Tracy, CA86,3825714%
      Byron, CA1,4295714%
      Mountain House, CA14,0095714%
      Discovery Bay, CA14,7655714%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Ammon, ID14,7673530%
      Stallings, NC14,7594216%
      Villa Rica, GA14,755524%
      Greenwood, MS14,7803334%
      Jennings, MO14,7496020%
      Discovery Bay, CA14,7655714%
      Source: The Discovery Bay, 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.