Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 21°F | 74°F | 46°F | n/a |
February | 23°F | 75°F | 48°F | n/a |
March | 27°F | 86°F | 55°F | n/a |
April | 35°F | 85°F | 64°F | n/a |
May | 51°F | 93°F | 71°F | n/a |
June | 66°F | 97°F | 79°F | n/a |
July | 67°F | 97°F | 79°F | n/a |
August | 66°F | 98°F | 79°F | n/a |
September | 57°F | 93°F | 75°F | n/a |
October | 35°F | 89°F | 63°F | n/a |
November | 29°F | 76°F | 53°F | n/a |
December | 29°F | 77°F | 50°F | n/a |
Index | Holly Hill | South Carolina | National |
Air quality index | 34 | 37 | 50 |
Pollution index | 783,589 | 3,325,318 | 5,066,862 |
Measurement | Total |
Days measured | 364 |
Days with good air quality | 313 |
Days with moderate air quality | 51 |
Days w/ poor A.Q. for sensitive groups | |
Days with unhealthy air quality |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.003% |
Mercury | 0.000% |
City, State | Population | Air Quality Index | National Avg. |
Reevesville, SC | 215 | 34 | 32% |
St. George, SC | 2,159 | 34 | 32% |
Eutawville, SC | 325 | 34 | 32% |
Santee, SC | 1,184 | 34 | 32% |
Harleyville, SC | 624 | 34 | 32% |
Holly Hill, SC | 1,725 | 34 | 32% |
City, State | Population | Air Quality Index | National Avg. |
West Liberty, OH | 1,725 | 42 | 16% |
Lukachukai, AZ | 1,725 | 42 | 16% |
Coleraine, MN | 1,725 | 37 | 26% |
Eaton, IN | 1,725 | 36 | 28% |
Seabrook Island, SC | 1,726 | 36 | 28% |
Holly Hill, SC | 1,725 | 34 | 32% |