| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 34°F | 54°F | 43°F | 5.3" |
| February | 40°F | 62°F | 50°F | 4.4" |
| March | 44°F | 71°F | 56°F | 3.7" |
| April | 44°F | 74°F | 59°F | 3.5" |
| May | 52°F | 84°F | 67°F | 2.7" |
| June | 55°F | 89°F | 72°F | 0.3" |
| July | 63°F | 97°F | 80°F | 0.1" |
| August | 61°F | 97°F | 79°F | 0.0" |
| September | 54°F | 87°F | 69°F | 3.9" |
| October | 48°F | 79°F | 62°F | 2.1" |
| November | 41°F | 69°F | 54°F | 1.2" |
| December | 38°F | 56°F | 46°F | 2.5" |
| Index | Livingston | California | National |
| Air quality index | 54 | 55 | 50 |
| Pollution index | 5,213,360 | 18,106,726 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 169 |
| Days with moderate air quality | 162 |
| Days w/ poor A.Q. for sensitive groups | 30 |
| Days with unhealthy air quality | 4 |
| Pollutant | Total |
| Arsenic | 0.030% |
| Benzene | 0.090% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.040% |
| Mercury | 0.060% |
| City, State | Population | Air Quality Index | National Avg. |
| Ballico, CA | 318 | 54 | 8% |
| Delhi, CA | 10,968 | 54 | 8% |
| McSwain, CA | 4,397 | 54 | 8% |
| Winton, CA | 11,309 | 54 | 8% |
| Merced, CA | 81,461 | 54 | 8% |
| Livingston, CA | 13,703 | 54 | 8% |
| City, State | Population | Air Quality Index | National Avg. |
| Hockessin, DE | 13,702 | 57 | 14% |
| Teays Valley, WV | 13,706 | 34 | 32% |
| River Ridge, LA | 13,706 | 45 | 10% |
| Belle Chasse, LA | 13,709 | 45 | 10% |
| Washington, PA | 13,693 | 56 | 12% |
| Livingston, CA | 13,703 | 54 | 8% |