Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 42°F | 61°F | 50°F | 2.4" |
February | 45°F | 63°F | 53°F | 2.4" |
March | 47°F | 67°F | 56°F | 2.0" |
April | 49°F | 70°F | 58°F | 1.3" |
May | 53°F | 73°F | 61°F | 0.3" |
June | 56°F | 77°F | 65°F | 0.2" |
July | 59°F | 78°F | 67°F | 0.0" |
August | 59°F | 78°F | 66°F | 0.0" |
September | 57°F | 80°F | 67°F | 0.1" |
October | 53°F | 75°F | 63°F | 0.7" |
November | 47°F | 67°F | 56°F | 1.3" |
December | 42°F | 60°F | 51°F | 2.6" |
Index | Cupertino | California | National |
Air quality index | 43 | 55 | 42 |
Pollution index | 11,477,200 | 10,473,190 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 263 |
Days with moderate air quality | 98 |
Days w/ poor A.Q. for sensitive groups | 4 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.070% |
Benzene | 0.110% |
Carbon Tetrachloride | 0.000% |
Lead | 0.160% |
Mercury | 0.090% |
City | Population | Air Quality Index | National Avg. |
Loma Mar, CA | 282 | 35 | 30.0% |
Boulder Creek, CA | 5,305 | 35 | 30.0% |
Lompico, CA | 881 | 35 | 30.0% |
Brookdale, CA | 1,293 | 35 | 30.0% |
Lexington Hills, CA | 2,656 | 35 | 30.0% |
Cupertino, CA | 59,799 | 43 | 14.0% |
City | Population | Air Quality Index | National Avg. |
Owensboro, KY | 59,796 | 43 | 14.0% |
Woodland, CA | 59,759 | 52 | 4.0% |
West Allis, WI | 59,861 | 44 | 12.0% |
Pontiac, MI | 59,714 | 56 | 12.0% |
Taylorsville, UT | 59,926 | 51 | 2.0% |
Cupertino, CA | 59,799 | 43 | 14.0% |