| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 20°F | 34°F | 27°F | 3.5" |
| February | 26°F | 42°F | 33°F | 2.4" |
| March | 34°F | 53°F | 42°F | 3.1" |
| April | 38°F | 60°F | 48°F | 4.1" |
| May | 46°F | 70°F | 57°F | 4.9" |
| June | 56°F | 83°F | 69°F | 3.2" |
| July | 65°F | 91°F | 78°F | 2.6" |
| August | 63°F | 88°F | 75°F | 3.0" |
| September | 54°F | 78°F | 65°F | 4.4" |
| October | 42°F | 63°F | 52°F | 3.7" |
| November | 33°F | 50°F | 40°F | 3.4" |
| December | 22°F | 36°F | 28°F | 3.8" |
| Index | Syracuse | Utah | National |
| Air quality index | 45 | 45 | 42 |
| Pollution index | 17,030,300 | 3,340,369 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 244 |
| Days with moderate air quality | 113 |
| Days w/ poor A.Q. for sensitive groups | 8 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.280% |
| Benzene | 0.230% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.360% |
| Mercury | 0.040% |
| City | Population | Air Quality Index | National Avg. |
| Layton, UT | 77,268 | 45 | 10.0% |
| Farr West, UT | 7,197 | 45 | 10.0% |
| Mountain Green, UT | 3,694 | 45 | 10.0% |
| South Ogden, UT | 17,080 | 45 | 10.0% |
| Clearfield, UT | 31,622 | 45 | 10.0% |
| Syracuse, UT | 30,366 | 45 | 10.0% |
| City | Population | Air Quality Index | National Avg. |
| Crown Point, IN | 30,372 | 37 | 26.0% |
| Golden Gate, FL | 30,376 | 34 | 32.0% |
| Milford Mill, MD | 30,355 | 46 | 8.0% |
| Garner, NC | 30,345 | 46 | 8.0% |
| Poughkeepsie, NY | 30,341 | 36 | 28.0% |
| Syracuse, UT | 30,366 | 45 | 10.0% |
Here are the best places to live in Utah
See the best places to live in Syracuse
These are the 10 cheapest cities in Utah
Most Dangerous States In The US