A nearly overhead sun sent the mercury into the middle and upper 90's on Monday. Johnston and Saluda reached 97 degrees on Monday afternoon. A lone thundershower brought 0.43 inches of rain to the Greenville-Spartanburg AP. At 12:55 p.m. on Tuesday, the Barnwell AP observation included 99 degrees, over an 81-degree dewpoint, yielding a near (unofficial) state record heat index value of 123 degrees. McCormick reported a drying 100 degrees on Tuesday afternoon. The Clemson AP made it to a sweltering 99 degrees. Afternoon scattered thunderstorms produced small hail that covered the ground near Hendersonville in Colleton County. A downpour over the Little Pee Dee River near Galivant's Ferry brought 1.18 inches of rain in fifteen minutes, part of a 2.26-inch total. Lake Wateree received 1.83 inches of rain, 1.75 inches fell at Hartsville and 1.60 inches was reported at McEntire ANG AP near Eastover. Wednesday's highest temperature of 95 degrees was shared by Greenwood, Cades and Walterboro. Isolated storms left 1.73 inches of rain in Dillon, 1.24 inches at Kings Mt NMP and 1.08 inches at Columbia's Hamilton-Owens AP. The year's hottest weather arrived on Thursday. The Columbia Metro AP recorded 101 degrees at 5:14 p.m. 100 degrees was noted at Clemson and McCormick and 99 degrees was the maximum temperature at Walhalla and Calhoun Falls. A frontal boundary moved into the Upstate on Friday with a line of strong storms. One-inch hail fell over portions of Union, Lexington, Richland, Clarendon and Berkeley counties. Mt. Pleasant's 97 degrees at 3:35 p.m. cooled 27 degrees in one hour following a thunderstorm. A violent storm over the Beaufort County AP caused a 67-mph wind gust from the north at 5:35 p.m. Winds gusted to 59 mph in Manning and 54 mph at the McEntire ANG AP. Triple-digit heat on Friday was observed at Bamberg (101) and for Johnston and Orangeburg (100). Rainfall measurements, taken on Saturday morning, included 1.44 inches at Holly Hill, 1.36 inches at the Georgetown AP and 1.18 inches at Springfield. A welcomed break in the heat arrived for Saturday and Sunday. Orangeburg's 2:00 p.m. Saturday temperature of 82 degrees was sixteen degrees cooler than at the same hour on Friday. Northeast winds gusted to 34 mph at Folly Island. Johns Island reported a Saturday high temperature of 82 degrees. On Sunday, Whitmire recorded a more "early May" morning temperature of 55 degrees. It was 56 degrees at Cedar Creek and 61 degrees in Hartsville. A sampling of Sunday's afternoon shade temperatures included 83 degrees for Table Rock State Park, 84 degrees at Aiken and Hilton Head Island, 85 degrees at the Florence AP and 86 degrees at Clarks Hill. No rain was reported at Anderson AP, Sandy Springs, Calhoun Falls, McCormick or Johnston during the week.
The highest official temperature reported was 102 degrees at Barnwell on June 17. The lowest official temperature reported was 53 degrees at Chesnee on June 19. The heaviest official 24-hour rainfall reported was 2.85 inches at Cheraw ending at 7:00 a.m. on June 16. The state average rainfall for the seven-day period was 0.4 inches. The state average temperature for the seven-day period was four degrees above the long-term average.
| Weekly | Jan 1 | Departure | |
|---|---|---|---|
| Anderson AP | 0.00 | 15.57 | -5.1 |
| Greer AP | 0.70 | 18.61 | -3.2 |
| Charlotte, NC AP | 0.99 | 16.53 | -2.9 |
| Columbia Metro AP | 0.16 | 16.26 | -3.2 |
| Orangeburg AP | 0.13 | 16.00 | -4.8 |
| Augusta, GA Bush AP | 0.26 | 21.06 | 0.5 |
| Florence AP | 0.68 | 23.11 | 4.8 |
| N Myrtle Beach AP | 0.04 | 16.83 | -3.5 |
| Charleston AP | 0.55 | 23.55 | 3.9 |
| Savannah, GA AP | 1.76 | 28.95 | 9.0 |
Weekly rainfall totals ending midnight Sunday.
4-inch depth soil temperature: Clinton 76 degrees. Columbia 80 degrees.
South Carolina river stages were near to below normal. Charleston Harbor reported a water temperature of 83 degrees. Springmaid Pier at Myrtle Beach reported a surf water temperature of 80 degrees.
