Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 32°F | 47°F | 38°F | 6.1" |
February | 34°F | 52°F | 42°F | 4.6" |
March | 37°F | 57°F | 46°F | 5.7" |
April | 39°F | 62°F | 50°F | 3.1" |
May | 45°F | 70°F | 57°F | 2.5" |
June | 50°F | 75°F | 62°F | 1.4" |
July | 54°F | 83°F | 68°F | 0.3" |
August | 54°F | 84°F | 68°F | 0.5" |
September | 49°F | 78°F | 62°F | 1.6" |
October | 43°F | 65°F | 53°F | 4.1" |
November | 37°F | 53°F | 45°F | 7.1" |
December | 32°F | 45°F | 38°F | 6.9" |
Index | Deer Island | Oregon | National |
Air quality index | 18 | 32 | 42 |
Pollution index | 3,247,580 | 7,156,356 | 2,726,193 |
Measurement | Total |
Days measured | 360 |
Days with good air quality | 338 |
Days with moderate air quality | 22 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.002% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.500% |
Lead | 0.040% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Columbia City, OR | 1,770 | 18 | 64.0% |
Longview, WA | 37,914 | 18 | 64.0% |
Prescott, OR | 85 | 18 | 64.0% |
Rainier, OR | 2,080 | 18 | 64.0% |
Kalama, WA | 2,708 | 18 | 64.0% |
Deer Island, OR | 105 | 18 | 64.0% |
City | Population | Air Quality Index | National Avg. |
Buckeye, IA | 105 | 37 | 26.0% |
Tingley, IA | 105 | 39 | 22.0% |
Unionville, IA | 105 | 39 | 22.0% |
Lima, IL | 105 | 41 | 18.0% |
Raglesville, IN | 105 | 1 | 98.0% |
Deer Island, OR | 105 | 18 | 64.0% |