Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 39°F | 66°F | 51°F | 4.9" |
February | 41°F | 71°F | 55°F | 2.3" |
March | 47°F | 78°F | 62°F | 4.3" |
April | 53°F | 86°F | 70°F | 1.8" |
May | 61°F | 94°F | 78°F | 2.3" |
June | 71°F | 104°F | 89°F | 6.7" |
July | 80°F | 105°F | 92°F | 6.0" |
August | 78°F | 103°F | 90°F | 5.5" |
September | 72°F | 98°F | 85°F | 28.8" |
October | 58°F | 88°F | 73°F | 1.1" |
November | 47°F | 76°F | 61°F | 2.4" |
December | 40°F | 64°F | 51°F | 3.6" |
Index | San Tan Valley | Arizona | National |
Air quality index | 74 | 57 | 42 |
Pollution index | 4,063,380 | 9,766,019 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 50 |
Days with moderate air quality | 261 |
Days w/ poor A.Q. for sensitive groups | 42 |
Days with unhealthy air quality | 2 |
Pollutant | Total |
Arsenic | 0.004% |
Benzene | 0.060% |
Carbon Tetrachloride | 0.010% |
Lead | 0.040% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Queen Creek, AZ | 52,162 | 74 | 48.0% |
Florence, AZ | 26,777 | 74 | 48.0% |
Gold Canyon, AZ | 11,875 | 74 | 48.0% |
Apache Junction, AZ | 41,863 | 74 | 48.0% |
Queen Valley, AZ | 655 | 74 | 48.0% |
San Tan Valley, AZ | 104,936 | 74 | 48.0% |
City | Population | Air Quality Index | National Avg. |
Clarington, ON | 104,855 | n/a | |
Brantford, ON | 105,103 | n/a | |
Wichita Falls, TX | 104,657 | 26 | 48.0% |
Norwalk, CA | 104,524 | 72 | 44.0% |
Green Bay, WI | 104,508 | 36 | 28.0% |
San Tan Valley, AZ | 104,936 | 74 | 48.0% |