Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 28°F | 52°F | 39°F | 1.9" |
February | 32°F | 55°F | 42°F | 2.0" |
March | 43°F | 67°F | 53°F | 3.5" |
April | 50°F | 74°F | 61°F | 5.1" |
May | 58°F | 80°F | 68°F | 6.2" |
June | 68°F | 89°F | 78°F | 4.2" |
July | 71°F | 93°F | 81°F | 4.5" |
August | 70°F | 93°F | 81°F | 3.7" |
September | 62°F | 86°F | 73°F | 4.5" |
October | 51°F | 75°F | 62°F | 4.1" |
November | 40°F | 64°F | 51°F | 3.0" |
December | 31°F | 52°F | 40°F | 2.2" |
Index | Vian | Oklahoma | National |
Air quality index | 5 | 55 | 42 |
Pollution index | 1,342,870 | 1,271,533 | 2,726,193 |
Measurement | Total |
Days measured | 286 |
Days with good air quality | 269 |
Days with moderate air quality | 15 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.002% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Carlisle, OK | 756 | 5 | 90.0% |
Gore, OK | 1,203 | 5 | 90.0% |
Webbers Falls, OK | 520 | 5 | 90.0% |
Redbird Smith, OK | 596 | 5 | 90.0% |
Braggs, OK | 211 | 5 | 90.0% |
Vian, OK | 1,350 | 5 | 90.0% |
City | Population | Air Quality Index | National Avg. |
Greenvale, NY | 1,350 | 51 | 2.0% |
Cressona, PA | 1,350 | 42 | 16.0% |
Enosburg Falls, VT | 1,350 | 37 | 26.0% |
Saint-Hubert-de-Rivière-du-Loup, QC | 1,350 | n/a | |
Les Éboulements, QC | 1,350 | n/a | |
Vian, OK | 1,350 | 5 | 90.0% |