TODAY AUG21
TEMPERATURE65
HUMIDITY68
PRESSURE
WIND COND.229 15.9
  • 6757Tue
  • 6956Wed
  • 6856Thu
  • 6855Fri
  • 6956Sat
daynightWeather update from Vallejo at

Hercules 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
January39°F58°F48°F3.3"
February43°F62°F52°F3.0"
March45°F67°F54°F1.8"
April47°F71°F57°F1.9"
May52°F78°F63°F0.6"
June56°F85°F68°F0.0"
July58°F90°F71°F0.0"
August57°F90°F70°F0.0"
September56°F86°F68°F0.0"
October50°F77°F62°F1.4"
November45°F68°F55°F1.2"
December40°F57°F47°F2.3"

Did you know?

  • The highest monthly average temperature in Hercules for July is 71 degrees.
  • The lowest monthly average temperature in Hercules for December is 47 degrees.
  • The most monthly precipitation in Hercules occurs in January with 3.3 inches.
  • The air quality index in Hercules is 13% better than the national average.
  • The pollution index in Hercules is 278% worse than the national average.

Find Real Estate Listings In Hercules

Location
Price
Bedrooms
Bathrooms
 

New Real Estate Listings In Hercules

Compare Hercules, CA Weather To Other Cities

Hercules 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.
IndexHerculesCaliforniaNational
Air quality index435550
Pollution index19,202,40018,106,7265,066,862

Hercules air quality information

MeasurementTotal
Days measured365
Days with good air quality241
Days with moderate air quality115
Days w/ poor A.Q. for sensitive groups9
Days with unhealthy air quality

Hercules air quality information

PollutantTotal
Arsenic0.180%
Benzene0.140%
Carbon Tetrachloride0.010%
Lead0.280%
Mercury0.060%

Average monthly Hercules temperature with heat index

Hercules monthly precipitation with daily maximum

Hercules monthly snow depth with daily maximum

Hercules monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Reliez Valley, CA3,5954314%
Ross, CA2,3814314%
San Rafael, CA58,9484314%
Shell Ridge, CA1,1234314%
Tara Hills, CA4,9504314%
Hercules, CA25,0114314%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Starkville, MS25,0113530%
Paducah, KY25,0103628%
Junction City, KS25,0163236%
Canton, GA25,022524%
Mint Hill, NC25,0244216%
Hercules, CA25,0114314%
Source: The Hercules, 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.