Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 42°F | 58°F | 50°F | 3.5" |
February | 46°F | 61°F | 53°F | 3.3" |
March | 46°F | 64°F | 54°F | 2.6" |
April | 48°F | 66°F | 56°F | 1.8" |
May | 52°F | 69°F | 59°F | 0.6" |
June | 56°F | 73°F | 62°F | 0.1" |
July | 57°F | 75°F | 64°F | 0.0" |
August | 58°F | 76°F | 64°F | 0.0" |
September | 57°F | 76°F | 64°F | 0.2" |
October | 53°F | 72°F | 61°F | 1.4" |
November | 48°F | 66°F | 56°F | 1.3" |
December | 42°F | 58°F | 49°F | 3.2" |
Index | Ashland | California | National |
Air quality index | 40 | 55 | 42 |
Pollution index | 6,427,290 | 10,473,190 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 290 |
Days with moderate air quality | 74 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.110% |
Carbon Tetrachloride | 0.010% |
Lead | 0.010% |
Mercury | 0.003% |
City | Population | Air Quality Index | National Avg. |
Berkeley, CA | 123,065 | 40 | 20.0% |
Acalanes Ridge, CA | 875 | 40 | 20.0% |
North Gate, CA | 740 | 40 | 20.0% |
Saranap, CA | 6,027 | 40 | 20.0% |
Castro Valley, CA | 64,392 | 40 | 20.0% |
Ashland, CA | 23,566 | 40 | 20.0% |
City | Population | Air Quality Index | National Avg. |
Belton, MO | 23,568 | 47 | 6.0% |
Jacksonville Beach, FL | 23,562 | 43 | 14.0% |
Watertown, WI | 23,561 | 37 | 26.0% |
Venice, FL | 23,572 | 38 | 24.0% |
Strathroy-Caradoc, ON | 23,574 | n/a | |
Ashland, CA | 23,566 | 40 | 20.0% |