| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 31°F | 53°F | 41°F | 4.6" |
| February | 36°F | 61°F | 47°F | 1.8" |
| March | 43°F | 70°F | 55°F | 2.5" |
| April | 49°F | 77°F | 62°F | 1.2" |
| May | 59°F | 87°F | 72°F | 1.2" |
| June | 69°F | 99°F | 85°F | 2.1" |
| July | 76°F | 103°F | 89°F | 3.2" |
| August | 72°F | 100°F | 85°F | 2.1" |
| September | 65°F | 93°F | 78°F | 1.3" |
| October | 52°F | 79°F | 64°F | 3.3" |
| November | 40°F | 65°F | 51°F | 0.9" |
| December | 31°F | 51°F | 40°F | 1.9" |
| Index | Santa Clara | Utah | National |
| Air quality index | 44 | 45 | 42 |
| Pollution index | 1,560,380 | 3,340,369 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 291 |
| Days with moderate air quality | 74 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.010% |
| Mercury | 0.002% |
| City | Population | Air Quality Index | National Avg. |
| Dammeron Valley, UT | 738 | 44 | 12.0% |
| Washington, UT | 28,192 | 44 | 12.0% |
| Veyo, UT | 314 | 44 | 12.0% |
| Ivins, UT | 8,931 | 44 | 12.0% |
| St. George, UT | 87,176 | 44 | 12.0% |
| Santa Clara, UT | 7,868 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Dexter, MO | 7,867 | 26 | 48.0% |
| Lampasas, TX | 7,869 | 42 | 16.0% |
| Blandford-Blenheim, ON | 7,869 | n/a | |
| East Zorra-Tavistock, ON | 7,870 | n/a | |
| Marengo, IL | 7,871 | 42 | 16.0% |
| Santa Clara, UT | 7,868 | 44 | 12.0% |
Here are the best places to live in Utah
Safest Cities In The US
See the best places to live in Santa Clara
Check out the 10 safest cities in Utah