| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 37°F | 57°F | 46°F | 7.9" |
| February | 36°F | 57°F | 46°F | 7.8" |
| March | 44°F | 68°F | 55°F | 14.2" |
| April | 49°F | 73°F | 61°F | 4.5" |
| May | 57°F | 80°F | 68°F | 7.0" |
| June | 67°F | 85°F | 75°F | 10.0" |
| July | 70°F | 88°F | 78°F | 9.0" |
| August | 72°F | 92°F | 81°F | 4.5" |
| September | 66°F | 87°F | 76°F | 6.5" |
| October | 57°F | 77°F | 66°F | 4.5" |
| November | 43°F | 66°F | 54°F | 5.3" |
| December | 37°F | 57°F | 47°F | 8.3" |
| Index | Pendleton | South Carolina | National |
| Air quality index | 41 | 37 | 42 |
| Pollution index | 770,308 | 3,620,438 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 308 |
| Days with moderate air quality | 56 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.004% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Homeland Park, SC | 6,772 | 31 | 38.0% |
| Reed Creek, GA | 2,852 | 31 | 38.0% |
| Northlake, SC | 3,783 | 31 | 38.0% |
| Centerville, SC | 7,025 | 31 | 38.0% |
| Anderson, SC | 27,956 | 31 | 38.0% |
| Pendleton, SC | 3,341 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| Pottsville, AR | 3,341 | 38 | 24.0% |
| Lake Success, NY | 3,341 | 51 | 2.0% |
| Mount Shasta, CA | 3,339 | 42 | 16.0% |
| St. Maries, ID | 3,338 | 10 | 80.0% |
| Melbourne Beach, FL | 3,344 | 36 | 28.0% |
| Pendleton, SC | 3,341 | 41 | 18.0% |
Here are the best places to live in South Carolina
Safest Cities In The US
See the best places to live in Pendleton
Check out the 10 safest cities in South Carolina