Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 35°F | 48°F | 40°F | 5.6" |
February | 37°F | 52°F | 43°F | 4.0" |
March | 39°F | 57°F | 47°F | 5.4" |
April | 41°F | 62°F | 51°F | 3.2" |
May | 47°F | 70°F | 57°F | 2.6" |
June | 52°F | 76°F | 62°F | 1.4" |
July | 55°F | 85°F | 69°F | 0.4" |
August | 55°F | 85°F | 69°F | 0.4" |
September | 51°F | 79°F | 63°F | 1.7" |
October | 45°F | 65°F | 54°F | 4.3" |
November | 40°F | 54°F | 46°F | 6.4" |
December | 34°F | 47°F | 40°F | 6.1" |
Index | Newberg | Oregon | National |
Air quality index | 38 | 32 | 42 |
Pollution index | 3,182,180 | 7,156,356 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 285 |
Days with moderate air quality | 77 |
Days w/ poor A.Q. for sensitive groups | 3 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.040% |
Carbon Tetrachloride | 0.030% |
Lead | 0.190% |
Mercury | 0.110% |
City | Population | Air Quality Index | National Avg. |
Amity, OR | 1,557 | 32 | 36.0% |
Lafayette, OR | 4,222 | 32 | 36.0% |
Carlton, OR | 2,135 | 32 | 36.0% |
Dayton, OR | 2,726 | 32 | 36.0% |
Donald, OR | 1,465 | 32 | 36.0% |
Newberg, OR | 23,676 | 38 | 24.0% |
City | Population | Air Quality Index | National Avg. |
Zion, IL | 23,677 | 39 | 22.0% |
Searcy, AR | 23,673 | 45 | 10.0% |
Windsor, CO | 23,679 | 45 | 10.0% |
North Haven, CT | 23,665 | 41 | 18.0% |
Muscatine, IA | 23,661 | 32 | 36.0% |
Newberg, OR | 23,676 | 38 | 24.0% |