Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 21°F | 43°F | 31°F | 2.6" |
February | 26°F | 51°F | 38°F | 1.5" |
March | 30°F | 61°F | 45°F | 1.3" |
April | 38°F | 70°F | 54°F | 1.4" |
May | 47°F | 81°F | 65°F | 0.8" |
June | 55°F | 91°F | 74°F | 2.2" |
July | 65°F | 100°F | 84°F | 1.3" |
August | 63°F | 93°F | 78°F | 3.4" |
September | 53°F | 84°F | 69°F | 2.7" |
October | 40°F | 70°F | 55°F | 2.5" |
November | 26°F | 57°F | 41°F | 0.9" |
December | 16°F | 39°F | 27°F | 3.1" |
Index | Castle Valley | Utah | National |
Air quality index | 44 | 45 | 42 |
Pollution index | 5,993,500 | 3,340,369 | 2,726,193 |
Measurement | Total |
Days measured | 364 |
Days with good air quality | 289 |
Days with moderate air quality | 75 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.130% |
Carbon Tetrachloride | 0.000% |
Lead | 0.004% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Spanish Valley, UT | 472 | 44 | 12.0% |
Moab, UT | 5,303 | 44 | 12.0% |
Castle Valley, UT | 433 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Birdseye, IN | 433 | 6 | 88.0% |
Waverly, KY | 433 | 45 | 10.0% |
Kaleva, MI | 433 | 36 | 28.0% |
The Silos, MT | 433 | 40 | 20.0% |
Morral, OH | 433 | 41 | 18.0% |
Castle Valley, UT | 433 | 44 | 12.0% |