TODAY OCT19
TEMPERATURE63
HUMIDITY37
PRESSURE
WIND COND.81 1.3
  • 8259Sat
  • 8660Sun
  • 9162Mon
  • 9460Tue
  • 8957Wed
daynightWeather update from Simi Valley - Cochran at
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Chatsworth 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
January48°F70°F58°F3.5"
February50°F70°F59°F2.9"
March52°F72°F61°F1.5"
April55°F74°F63°F0.7"
May58°F75°F65°F0.5"
June61°F78°F68°F0.0"
July65°F83°F72°F0.0"
August65°F84°F73°F0.0"
September64°F85°F72°F0.3"
October60°F81°F69°F0.7"
November54°F75°F63°F0.8"
December48°F69°F57°F2.8"

Did you know?

  • The highest monthly average temperature in Chatsworth for August is 73 degrees.
  • The lowest monthly average temperature in Chatsworth for December is 57 degrees.
  • The most monthly precipitation in Chatsworth occurs in January with 3.5 inches.
  • The air quality index in Chatsworth is 49% worse than the national average.
  • The pollution index in Chatsworth is 2653% worse than the national average.

Compare Los Angeles, CA Weather To Other Cities

Chatsworth 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.
IndexChatsworthLos AngelesCalifornia
Air quality index747455
Pollution index139,490,000139,490,00018,106,726

Chatsworth air quality information

MeasurementTotal
Days measured365
Days with good air quality25
Days with moderate air quality260
Days w/ poor A.Q. for sensitive groups76
Days with unhealthy air quality4

Chatsworth air quality information

PollutantTotal
Arsenic0.200%
Benzene0.950%
Carbon Tetrachloride0.080%
Lead1.320%
Mercury0.440%

Average monthly Chatsworth temperature with heat index

Chatsworth monthly precipitation with daily maximum

Chatsworth monthly snow depth with daily maximum

Chatsworth monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Thousand Oaks, CA128,623484%
Westlake Village, CA8,443484%
Piru, CA1,950484%
Agoura Hills, CA20,6897448%
Hidden Hills, CA1,5737448%
Los Angeles, CA3,918,8727448%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Chicago, IL2,714,0176020%
Houston, TX2,240,582524%
Philadelphia, PA1,559,9385714%
Phoenix, AZ1,555,3247448%
San Antonio, TX1,439,3584510%
Los Angeles, CA3,918,8727448%
Source: The Chatsworth, Los Angeles, 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.
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