| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 45°F | 67°F | 55°F | 0.7" |
| February | 48°F | 73°F | 60°F | 0.5" |
| March | 53°F | 82°F | 67°F | 0.2" |
| April | 59°F | 89°F | 74°F | 0.2" |
| May | 69°F | 98°F | 84°F | 0.1" |
| June | 79°F | 108°F | 95°F | 0.0" |
| July | 86°F | 112°F | 99°F | 0.4" |
| August | 84°F | 110°F | 97°F | 0.7" |
| September | 76°F | 103°F | 89°F | 0.3" |
| October | 63°F | 90°F | 76°F | 0.2" |
| November | 52°F | 78°F | 64°F | 0.2" |
| December | 44°F | 65°F | 54°F | 0.6" |
| Index | Oatman | Arizona | National |
| Air quality index | 13 | 57 | 42 |
| Pollution index | 5,460,430 | 9,766,019 | 2,726,193 |
| Measurement | Total |
| Days measured | 364 |
| Days with good air quality | 357 |
| Days with moderate air quality | 7 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.070% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.040% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Laughlin, NV | 7,997 | 13 | 74.0% |
| Golden Valley, AZ | 8,161 | 13 | 74.0% |
| Mojave Ranch Estates, AZ | 8 | 13 | 74.0% |
| Bullhead City, AZ | 40,808 | 13 | 74.0% |
| Katherine, AZ | 118 | 13 | 74.0% |
| Oatman, AZ | 43 | 13 | 74.0% |
| City | Population | Air Quality Index | National Avg. |
| Atka, AK | 43 | 31 | 38.0% |
| Iliamna, AK | 43 | 31 | 38.0% |
| Oak Springs, AZ | 43 | 17 | 66.0% |
| Valentine, AZ | 43 | 13 | 74.0% |
| Redstone, CO | 43 | 44 | 12.0% |
| Oatman, AZ | 43 | 13 | 74.0% |
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