| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 22°F | 36°F | 28°F | 2.0" |
| February | 25°F | 41°F | 33°F | 1.4" |
| March | 31°F | 50°F | 40°F | 2.6" |
| April | 35°F | 59°F | 47°F | 1.1" |
| May | 43°F | 70°F | 56°F | 1.4" |
| June | 50°F | 76°F | 63°F | 1.5" |
| July | 57°F | 88°F | 73°F | 0.4" |
| August | 56°F | 87°F | 71°F | 0.4" |
| September | 48°F | 76°F | 61°F | 0.6" |
| October | 38°F | 60°F | 48°F | 1.6" |
| November | 29°F | 45°F | 36°F | 2.2" |
| December | 21°F | 34°F | 28°F | 2.9" |
| Index | Waverly | Washington | National |
| Air quality index | 43 | 36 | 42 |
| Pollution index | 2,233,350 | 4,541,850 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 252 |
| Days with moderate air quality | 111 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.003% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Tensed, ID | 68 | 10 | 80.0% |
| Oakesdale, WA | 412 | 18 | 64.0% |
| Tekoa, WA | 776 | 18 | 64.0% |
| Fairfield, WA | 485 | 43 | 14.0% |
| Malden, WA | 219 | 43 | 14.0% |
| Waverly, WA | 169 | 43 | 14.0% |
| City | Population | Air Quality Index | National Avg. |
| Vernon, AZ | 169 | 44 | 12.0% |
| Farmington, CA | 169 | 45 | 10.0% |
| Sisquoc, CA | 169 | 46 | 8.0% |
| Castalia, IA | 169 | 35 | 30.0% |
| Admire, KS | 169 | 22 | 56.0% |
| Waverly, WA | 169 | 43 | 14.0% |
Here are the best places to live in Washington
Safest States In The US
Check out the 10 safest cities in Washington
Most Dangerous Cities In The US