Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 32°F | 22°F | 0.5" |
February | 16°F | 34°F | 25°F | 0.4" |
March | 22°F | 45°F | 33°F | 1.0" |
April | 27°F | 55°F | 40°F | 1.1" |
May | 35°F | 65°F | 50°F | 1.5" |
June | 44°F | 77°F | 60°F | 1.2" |
July | 52°F | 87°F | 70°F | 1.0" |
August | 49°F | 83°F | 66°F | 0.7" |
September | 41°F | 72°F | 56°F | 1.2" |
October | 31°F | 56°F | 42°F | 1.1" |
November | 24°F | 46°F | 35°F | 0.3" |
December | 11°F | 29°F | 20°F | 0.7" |
Index | Riverside | Wyoming | National |
Air quality index | 47 | 39 | 42 |
Pollution index | 1,128,450 | 1,779,975 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 247 |
Days with moderate air quality | 118 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.004% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.001% |
Lead | 0.010% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Encampment, WY | 432 | 47 | 6.0% |
Riverside, WY | 28 | 47 | 6.0% |
City | Population | Air Quality Index | National Avg. |
Karluk, AK | 28 | 31 | 38.0% |
Floriston, CA | 28 | 44 | 12.0% |
Benton, IA | 28 | 43 | 14.0% |
Annapolis, IL | 28 | 45 | 10.0% |
Cobden, MN | 28 | 32 | 36.0% |
Riverside, WY | 28 | 47 | 6.0% |