Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 4°F | 32°F | 17°F | 0.2" |
February | 11°F | 39°F | 23°F | 0.1" |
March | 24°F | 55°F | 38°F | 0.4" |
April | 32°F | 62°F | 46°F | 1.0" |
May | 40°F | 71°F | 55°F | 2.0" |
June | 50°F | 84°F | 67°F | 0.9" |
July | 56°F | 93°F | 75°F | 0.3" |
August | 53°F | 90°F | 71°F | 0.4" |
September | 44°F | 80°F | 60°F | 1.0" |
October | 32°F | 63°F | 46°F | 1.1" |
November | 19°F | 47°F | 31°F | 0.5" |
December | 4°F | 31°F | 16°F | 0.2" |
Index | Kirby | Wyoming | National |
Air quality index | 45 | 39 | 42 |
Pollution index | 270,167 | 1,779,975 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 294 |
Days with moderate air quality | 69 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Thermopolis, WY | 2,747 | 45 | 10.0% |
Worland, WY | 5,112 | 45 | 10.0% |
East Thermopolis, WY | 237 | 45 | 10.0% |
Lucerne, WY | 483 | 45 | 10.0% |
Kirby, WY | 83 | 45 | 10.0% |
City | Population | Air Quality Index | National Avg. |
Gulkana, AK | 83 | 31 | 38.0% |
Pilot Point, AK | 83 | 31 | 38.0% |
Higden, AR | 83 | 45 | 10.0% |
Patmos, AR | 83 | 39 | 22.0% |
Ledyard, IA | 83 | 15 | 70.0% |
Kirby, WY | 83 | 45 | 10.0% |