Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 26°F | 39°F | 33°F | 2.3" |
February | 30°F | 48°F | 38°F | 1.2" |
March | 35°F | 56°F | 46°F | 1.7" |
April | 41°F | 65°F | 53°F | 1.6" |
May | 49°F | 75°F | 62°F | 1.4" |
June | 56°F | 83°F | 69°F | 2.8" |
July | 64°F | 93°F | 79°F | 0.7" |
August | 61°F | 92°F | 77°F | 1.0" |
September | 53°F | 82°F | 68°F | 1.2" |
October | 42°F | 64°F | 53°F | 2.1" |
November | 33°F | 49°F | 41°F | 1.3" |
December | 25°F | 37°F | 31°F | 1.8" |
Index | Othello | Washington | National |
Air quality index | 18 | 36 | 42 |
Pollution index | 2,683,410 | 4,541,850 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 339 |
Days with moderate air quality | 26 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.040% |
Carbon Tetrachloride | 0.004% |
Lead | 0.030% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Warden, WA | 2,773 | 18 | 64.0% |
Othello, WA | 8,241 | 18 | 64.0% |
City | Population | Air Quality Index | National Avg. |
Cheviot, OH | 8,241 | 54 | 8.0% |
Bryan, OH | 8,243 | 39 | 22.0% |
Trail, BC | 8,243 | n/a | |
Sainte-Brigitte-de-Laval, QC | 8,238 | n/a | |
Seffner, FL | 8,236 | 43 | 14.0% |
Othello, WA | 8,241 | 18 | 64.0% |