| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 35°F | 59°F | 46°F | 1.8" |
| February | 40°F | 65°F | 52°F | 1.8" |
| March | 47°F | 74°F | 60°F | 0.9" |
| April | 53°F | 81°F | 66°F | 1.6" |
| May | 61°F | 90°F | 76°F | 1.2" |
| June | 73°F | 102°F | 88°F | 1.7" |
| July | 80°F | 106°F | 93°F | 2.1" |
| August | 77°F | 103°F | 90°F | 3.0" |
| September | 68°F | 96°F | 82°F | 2.5" |
| October | 56°F | 83°F | 68°F | 2.0" |
| November | 44°F | 70°F | 56°F | 1.8" |
| December | 35°F | 57°F | 45°F | 2.7" |
| Index | Searchlight | Nevada | National |
| Air quality index | 54 | 38 | 42 |
| Pollution index | 5,460,430 | 2,601,914 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 154 |
| Days with moderate air quality | 206 |
| Days w/ poor A.Q. for sensitive groups | 5 |
| 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. |
| Cal-Nev-Ari, NV | 191 | 13 | 74.0% |
| Searchlight, NV | 359 | 54 | 8.0% |
| City | Population | Air Quality Index | National Avg. |
| Trinidad, CA | 359 | 27 | 46.0% |
| Bode, IA | 359 | 15 | 70.0% |
| Grand View, ID | 359 | 36 | 28.0% |
| Sedalia, KY | 359 | 44 | 12.0% |
| Garretts Mill, MD | 359 | 40 | 20.0% |
| Searchlight, NV | 359 | 54 | 8.0% |