| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 39°F | 58°F | 48°F | 3.3" |
| February | 43°F | 62°F | 52°F | 3.0" |
| March | 45°F | 67°F | 54°F | 1.8" |
| April | 47°F | 71°F | 57°F | 1.9" |
| May | 52°F | 78°F | 63°F | 0.6" |
| June | 56°F | 85°F | 68°F | 0.0" |
| July | 58°F | 90°F | 71°F | 0.0" |
| August | 57°F | 90°F | 70°F | 0.0" |
| September | 56°F | 86°F | 68°F | 0.0" |
| October | 50°F | 77°F | 62°F | 1.4" |
| November | 45°F | 68°F | 55°F | 1.2" |
| December | 40°F | 57°F | 47°F | 2.3" |
| Index | El Cerrito CDP | California | National |
| Air quality index | 40 | 55 | 42 |
| Pollution index | 19,202,400 | 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 | 0.180% |
| Benzene | 0.140% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.280% |
| Mercury | 0.060% |
| City | Population | Air Quality Index | National Avg. |
| Contra Costa Centre, CA | 6,667 | 40 | 20.0% |
| Pacheco, CA | 4,775 | 40 | 20.0% |
| San Miguel CDP (San Luis Obispo County), CA | 2,696 | 40 | 20.0% |
| Castro Valley, CA | 64,392 | 40 | 20.0% |
| Alameda, CA | 79,827 | 40 | 20.0% |
| El Cerrito CDP, CA | 5,699 | 40 | 20.0% |
| City | Population | Air Quality Index | National Avg. |
| East Ferris, ON | 5,697 | n/a | |
| Petoskey, MI | 5,701 | 36 | 28.0% |
| Denair, CA | 5,702 | 49 | 2.0% |
| Dowagiac, MI | 5,695 | 39 | 22.0% |
| Lucerne Valley, CA | 5,694 | 89 | 78.0% |
| El Cerrito CDP, CA | 5,699 | 40 | 20.0% |
Here are the best places to live in California
Most Dangerous States In The US
See the best places to live in El Cerrito CDP
Most Dangerous Cities In The US