Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 41°F | 66°F | 51°F | 4.8" |
February | 42°F | 65°F | 52°F | 3.0" |
March | 44°F | 66°F | 54°F | 2.9" |
April | 46°F | 68°F | 55°F | 1.9" |
May | 49°F | 67°F | 57°F | 0.7" |
June | 52°F | 69°F | 59°F | 0.3" |
July | 55°F | 71°F | 61°F | 0.6" |
August | 55°F | 72°F | 62°F | 0.0" |
September | 53°F | 74°F | 62°F | 0.2" |
October | 50°F | 74°F | 60°F | 1.1" |
November | 44°F | 70°F | 55°F | 2.8" |
December | 40°F | 64°F | 50°F | 2.9" |
Index | Ballard | California | National |
Air quality index | 44 | 55 | 42 |
Pollution index | 10,146,400 | 10,473,190 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 260 |
Days with moderate air quality | 103 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality |
Pollutant | Total |
Arsenic | 0.090% |
Benzene | 0.160% |
Carbon Tetrachloride | 0.002% |
Lead | 0.110% |
Mercury | 0.060% |
City | Population | Air Quality Index | National Avg. |
Los Alamos, CA | 1,275 | 44 | 12.0% |
Goleta, CA | 32,142 | 44 | 12.0% |
Los Olivos, CA | 838 | 44 | 12.0% |
Isla Vista, CA | 15,733 | 44 | 12.0% |
Santa Ynez, CA | 4,728 | 44 | 12.0% |
Ballard, CA | 764 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Seligman, AZ | 764 | 43 | 14.0% |
Colo, IA | 764 | 37 | 26.0% |
Lockridge, IA | 764 | 29 | 42.0% |
St. Clair, MN | 764 | 46 | 8.0% |
Highland Hills, OH | 764 | 50 | = 100 |
Ballard, CA | 764 | 44 | 12.0% |