Clouds and light showers moved into the coastal counties on Monday, but bright sunshine to the west sent the afternoon temperature to 94 degrees at Rock Hill and Whitmire. Tuesday's weather was a repeat of Monday's. Bennettsville reached a hot 95 degrees and it was 93 degrees in Greenwood and Lake City. Myrtle Beach City received rains of 1.52 inches and 0.53 inches fell at the Beaufort Marine Corps Air Station. Thundershowers developed on Wednesday bringing 2.09 inches (1.06 inches in 30 minutes) to the USGS Lynches River gage at Effingham. The August 2016 rainfall ranged from a high of 15.33 inches at Jocassee 8WNW to a low of 1.06 inches at Cades. The Florence Regional AP August 2016 total rainfall of 1.23 inches was that location's least August rainfall of record besting the 1.25 inches measured in 1954. On Thursday afternoon around 1:00 p.m., September 1, the outermost rain bands from a Florida Panhandle Hurricane Hermine began arriving over Dorchester County. At the same time, a southward-moving boundary had become nearly stationary across central South Carolina up against the tropical air with areas of heavy rain. A localized downpour at Longtown left 5.30 inches of rain. Greenwood 8NE was soaked with 2.95 inches, 2.74 inches fell on McBee and 2.25 inches were measured at Newberry. At 3:43 p.m., Florence noted another 95-degree day, its 40th time this summer. At sunrise on Friday, TS Hermine's shield of heavy rain was falling at Beaufort, Allendale, Summerville, Moncks Corner and Kingstree. By 7:56 a.m., 3.85 inches had fallen at the Beaufort Marine Corps Air Station. South winds gusted to 55 mph at 1:50 p.m. at the Hilton Head Island AP. The anemometer at Folly Island spun to 59 mph from the south at 2:48 p.m. The largest tidal departure from the predicted value occurred (+2.03 feet) at 3:12 p.m. near time of low tide at Springmaid Pier. Windspeeds reached 56 mph at N Myrtle Beach at 5:18 p.m. The lowest barometric pressure observed (land based) was 29.41 inches of mercury (995.9 mb) at the Beaufort Marine Corps Air Station, Bennett's Point and Oyster Landing N Inlet. It rained continuously at Kingstree for more than 20 hours. At 5:00 p.m., the circulation center of TS Hermine was positioned at 30 miles west-northwest of Charleston and moving northeast at 20 mph. Multi-day rainfall amounts for the event included a Myrtle Beach CoCoRaHS observation of 10.81 inches, 10.72 inches at a Murrells Inlet CoCoRaHS gage, 10.53 inches at a Branchville CoCoRaHS gage, Bamberg's 10.13 inches, a State Climatology Office Mount Gilead Murrells Inlet measurement of 10.06 inches, 8.62 inches at a CoCoRaHS observer in Surfside Beach, 7.86 inches in Blackville and 7.55 inches over the South Fork Edisto River near Denmark. A gradient of four-inch rains extended westward into central Aiken County, eastern Newberry County and into Chesterfield County. Extensive flooding was observed in Sumter County from their 6.30 inches. At 11:00 p.m. on Friday, TS Hermine had moved into North Carolina near Shallotte with exiting rains over Horry, Marion and Dillon counties. Mostly sunny skies arrived on Saturday with cooler temperatures. Moncks Corner AP recorded 63 degrees for a low temperature on Saturday and Sunday morning's. Shaw AFB, Orangeburg and Summerville warmed to 88 degrees on Saturday. Greenville, Bishopville and McClellanville made it to a seasonable 85 degrees on Sunday.
The highest official temperature reported was 96 degrees at Santuck on August 30. The lowest official temperature reported was 56 degrees at Fountain Inn on September 3. The heaviest official 24-hour rainfall reported was 8.35 inches at Bamberg ending at 7:00 a.m. on September 3. The state average rainfall for the seven-day period was 3.2 inches. The state average temperature for the seven-day period was near the long-term average.
| Weekly | Jan 1 | Departure | |
|---|---|---|---|
| Anderson AP | 0.03 | 19.65 | -10.4 |
| Greer AP | 0.78 | 28.92 | -4.1 |
| Charlotte, NC AP | 1.25 | 22.79 | -6.3 |
| Columbia Metro AP | 4.92 | 27.50 | -4.9 |
| Orangeburg AP | 5.91 | 28.76 | -5.1 |
| Augusta, GA Bush AP | 5.35 | 30.81 | -0.5 |
| Florence AP | 4.89 | 37.77 | 6.7 |
| N Myrtle Beach AP | 10.12 | 34.55 | -2.1 |
| Charleston AP | 2.41 | 34.32 | -2.3 |
| Savannah, GA AP | 3.81 | 37.65 | 2.6 |
Weekly rainfall totals ending midnight Sunday.
4-inch depth soil temperature: Clinton 77 degrees. Columbia 81 degrees.
South Carolina river stages were below to above normal. Charleston Harbor reported a water temperature of 82 degrees. Springmaid Pier at Myrtle Beach reported a surf water temperature of 82 degrees.
