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Cupertino 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
January42°F61°F50°F2.4"
February45°F63°F53°F2.4"
March47°F67°F56°F2.0"
April49°F70°F58°F1.3"
May53°F73°F61°F0.3"
June56°F77°F65°F0.2"
July59°F78°F67°F0.0"
August59°F78°F66°F0.0"
September57°F80°F67°F0.1"
October53°F75°F63°F0.7"
November47°F67°F56°F1.3"
December42°F60°F51°F2.6"

Did you know?

  • The highest monthly average temperature in Cupertino for July is 67 degrees.
  • The lowest monthly average temperature in Cupertino for January is 50 degrees.
  • The most monthly precipitation in Cupertino occurs in December with 2.6 inches.
  • The air quality index in Cupertino is 3% better than the national average.
  • The pollution index in Cupertino is 126% worse than the national average.

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Cupertino 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.
IndexCupertinoCaliforniaNational
Air quality index485550
Pollution index11,477,20018,106,7265,066,862

Cupertino air quality information

MeasurementTotal
Days measured365
Days with good air quality204
Days with moderate air quality153
Days w/ poor A.Q. for sensitive groups7
Days with unhealthy air quality1

Cupertino air quality information

PollutantTotal
Arsenic0.070%
Benzene0.110%
Carbon Tetrachloride0.000%
Lead0.160%
Mercury0.090%

Average monthly Cupertino temperature with heat index

Cupertino monthly precipitation with daily maximum

Cupertino monthly snow depth with daily maximum

Cupertino monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Lexington Hills, CA2,6173628%
Loma Mar, CA1503628%
Boulder Creek, CA4,4423628%
Lompico, CA9023628%
Brookdale, CA2,4463628%
Cupertino, CA60,297484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Auburn, AL60,3183922%
National City, CA60,3496122%
Palm Harbor, FL60,2364314%
Lake Elsinore, CA60,2308570%
Meriden, CT60,203468%
Cupertino, CA60,297484%
Source: The Cupertino, 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.