| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 12°F | 31°F | 21°F | 1.6" |
| February | 17°F | 38°F | 27°F | 1.3" |
| March | 27°F | 51°F | 38°F | 1.8" |
| April | 33°F | 61°F | 46°F | 2.3" |
| May | 39°F | 70°F | 54°F | 2.3" |
| June | 46°F | 83°F | 65°F | 1.2" |
| July | 54°F | 93°F | 74°F | 0.5" |
| August | 51°F | 90°F | 71°F | 0.8" |
| September | 43°F | 80°F | 60°F | 1.5" |
| October | 33°F | 64°F | 47°F | 1.5" |
| November | 25°F | 49°F | 36°F | 1.2" |
| December | 16°F | 34°F | 25°F | 1.2" |
| Index | Hyrum | Utah | National |
| Air quality index | 44 | 45 | 42 |
| Pollution index | 2,422,660 | 3,340,369 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 272 |
| Days with moderate air quality | 79 |
| Days w/ poor A.Q. for sensitive groups | 14 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.050% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Corinne, UT | 702 | 44 | 12.0% |
| Honeyville, UT | 1,651 | 44 | 12.0% |
| Hyde Park, UT | 4,703 | 44 | 12.0% |
| North Logan, UT | 10,978 | 44 | 12.0% |
| Wellsville, UT | 3,847 | 44 | 12.0% |
| Hyrum, UT | 8,415 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Evergreen, MT | 8,416 | 37 | 26.0% |
| Heber, CA | 8,413 | 58 | 16.0% |
| Westwego, LA | 8,411 | 45 | 10.0% |
| Dumbarton, VA | 8,411 | 44 | 12.0% |
| South San Gabriel, CA | 8,420 | 72 | 44.0% |
| Hyrum, UT | 8,415 | 44 | 12.0% |
Here are the best places to live in Utah
See the best places to live in Hyrum
Most Dangerous States In The US
Check out the 10 most dangerous cities in Utah