TODAY OCT20
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 8763Sat
  • 8361Sun
  • 8261Mon
  • 8361Tue
  • 8461Wed
daynightWeather update from San Bernardino at
How would you rate the weather in San Bernardino?View resultsWrite a review to give others more information about this area.
How would you rate the air quality in San Bernardino?View resultsWrite a review to give others more information about this area.

San Bernardino 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
January44°F70°F56°F1.6"
February45°F72°F57°F1.2"
March47°F75°F60°F0.7"
April50°F78°F63°F0.5"
May55°F82°F66°F0.2"
June59°F89°F72°F0.0"
July65°F94°F77°F0.2"
August65°F95°F78°F0.1"
September63°F94°F76°F0.2"
October56°F85°F69°F0.2"
November49°F77°F62°F0.5"
December44°F69°F55°F1.9"

Did you know?

  • The highest monthly average temperature in San Bernardino for August is 78 degrees.
  • The lowest monthly average temperature in San Bernardino for December is 55 degrees.
  • The most monthly precipitation in San Bernardino occurs in December with 1.9 inches.
  • The air quality index in San Bernardino is 70% worse than the national average.
  • The pollution index in San Bernardino is 523% worse than the national average.

Find Real Estate Listings In San Bernardino

Location
Price
Bedrooms
Bathrooms
 

New Real Estate Listings In San Bernardino

Compare San Bernardino, CA Weather To Other Cities

San Bernardino 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.
IndexSan BernardinoCaliforniaNational
Air quality index855550
Pollution index31,575,30018,106,7265,066,862

San Bernardino air quality information

MeasurementTotal
Days measured365
Days with good air quality24
Days with moderate air quality211
Days w/ poor A.Q. for sensitive groups102
Days with unhealthy air quality25

San Bernardino air quality information

PollutantTotal
Arsenic0.110%
Benzene0.260%
Carbon Tetrachloride0.020%
Lead0.350%
Mercury0.280%

Average monthly San Bernardino temperature with heat index

San Bernardino monthly precipitation with daily maximum

San Bernardino monthly snow depth with daily maximum

San Bernardino monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Calimesa, CA8,3798570%
Grand Terrace, CA12,3938570%
Lake Arrowhead, CA11,3078570%
Moreno Valley, CA202,0618570%
Rialto, CA102,4188570%
San Bernardino, CA214,5818570%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Des Moines, IA212,8594118%
Birmingham, AL212,42450= 100
Richmond, VA216,7733922%
Spokane, WA212,0783922%
Boise, ID218,6773628%
San Bernardino, CA214,5818570%
Source: The San Bernardino, 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.