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Discovery Bay 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
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 14% worse than the national average.
  • The pollution index in Discovery Bay is 170% worse than the national average.

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Compare Discovery Bay, CA Weather To Other Cities

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.