Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 37°F | 57°F | 46°F | 3.3" |
February | 40°F | 63°F | 51°F | 2.9" |
March | 43°F | 68°F | 55°F | 2.6" |
April | 46°F | 74°F | 59°F | 1.6" |
May | 51°F | 83°F | 66°F | 0.5" |
June | 57°F | 91°F | 72°F | 0.3" |
July | 59°F | 96°F | 76°F | 0.0" |
August | 58°F | 94°F | 74°F | 0.0" |
September | 55°F | 91°F | 71°F | 0.1" |
October | 49°F | 80°F | 63°F | 0.9" |
November | 42°F | 66°F | 53°F | 1.8" |
December | 37°F | 57°F | 46°F | 3.4" |
Index | Royal Oaks | Davis | California |
Air quality index | 52 | 52 | 55 |
Pollution index | 15,476,500 | 3,319,120 | 10,473,190 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 171 |
Days with moderate air quality | 173 |
Days w/ poor A.Q. for sensitive groups | 21 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.100% |
Benzene | 0.040% |
Carbon Tetrachloride | 0.000% |
Lead | 0.070% |
Mercury | 0.120% |
City | Population | Air Quality Index | National Avg. |
Elmira, CA | 234 | 35 | 30.0% |
Vacaville, CA | 99,958 | 35 | 30.0% |
Allendale, CA | 1,429 | 35 | 30.0% |
Winters, CA | 7,285 | 35 | 30.0% |
Hartley, CA | 2,655 | 35 | 30.0% |
Davis, CA | 68,640 | 52 | 4.0% |
City | Population | Air Quality Index | National Avg. |
Dothan, AL | 68,608 | 35 | 30.0% |
Camarillo, CA | 68,583 | 46 | 8.0% |
Daytona Beach, FL | 68,711 | 37 | 26.0% |
Eau Claire, WI | 68,720 | 34 | 32.0% |
North Port, FL | 68,779 | 36 | 28.0% |
Davis, CA | 68,640 | 52 | 4.0% |