Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 23°F | 33°F | 28°F | 2.7" |
February | 26°F | 39°F | 32°F | 2.0" |
March | 31°F | 49°F | 39°F | 4.0" |
April | 35°F | 57°F | 45°F | 2.0" |
May | 43°F | 68°F | 55°F | 2.5" |
June | 49°F | 75°F | 61°F | 3.3" |
July | 56°F | 86°F | 71°F | 1.4" |
August | 55°F | 85°F | 70°F | 1.8" |
September | 47°F | 75°F | 60°F | 2.1" |
October | 38°F | 58°F | 47°F | 3.8" |
November | 30°F | 43°F | 36°F | 2.7" |
December | 22°F | 32°F | 27°F | 3.1" |
Index | Reardan | 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. |
Fairchild AFB, WA | 3,464 | 43 | 14.0% |
Four Lakes, WA | 515 | 43 | 14.0% |
Davenport, WA | 1,852 | 43 | 14.0% |
Medical Lake, WA | 4,950 | 43 | 14.0% |
Airway Heights, WA | 8,885 | 43 | 14.0% |
Reardan, WA | 471 | 43 | 14.0% |
City | Population | Air Quality Index | National Avg. |
Declo, ID | 471 | 20 | 60.0% |
Ashley, IL | 471 | 43 | 14.0% |
Fowler, KS | 471 | 15 | 70.0% |
Sedalia, NC | 471 | 31 | 38.0% |
Forman, ND | 471 | 20 | 60.0% |
Reardan, WA | 471 | 43 | 14.0% |