After a cool Monday morning, temperatures began a steep climp into the upper 80's before day's end. Pickens, at an elevation of 1,014 feet, reported a high temperature of 89 degrees. Summer-like Bermuda High Pressure persisted for the remainder of the work week.
Dillon experienced a very warm Tuesday afternoon with 94 degrees. Temperatures peaked into the 90s again on Wednesday, with Saluda reporting 91 degrees.
Many coastal locations reported temperatures in the lows 80s and south-south easterly winds in the mid-teens for Thursday.
It was an unseasonably warm start on Friday with a sunrise temperature of 69 degrees at the Greenville-Spartanburg Downtown station.
Early morning fog lowered visibility at Florence to less than 0.25 miles on Saturday morning, but the low clouds and fog were replaced by clear skies, and temperatures warming to 90 degrees. A large frontal system approached the state on Saturday night bringing thunderstorms and heavy rain to some areas. By Sunday morning, a CoCoRaHS station in Anderson received an overnight accumulation of 4.45 inches.
The highest official temperature reported was 95 degrees at Wateree Dam on May 16, at Georgetown and Wateree Dam on May 17, and at Dillon on May 18. The lowest official temperature reported was 42 degrees at Jocassee on May 15. The heaviest official 24-hour rainfall reported was 3.53 inches at the USGS Reedy River Near Greenville gage ending on May 21. The state average rainfall for the seven-day period was 0.8 inches. The state average temperature for the seven-day period was four degrees above the long-term average.
| Weekly | Jan 1 | Departure | |
|---|---|---|---|
| Anderson AP | 2.95 | 20.39 | 3.0 |
| Greer AP | 2.06 | 23.82 | 5.6 |
| Charlotte, NC AP | 2.04 | 18.82 | 3.0 |
| Columbia Metro AP | 0.53 | 18.71 | 3.3 |
| Orangeburg AP | 0.09 | 15.23 | -1.0 |
| Augusta, GA Bush AP | 0.00 | 17.37 | 0.9 |
| Florence AP | 0.00 | 12.58 | -1.5 |
| N Myrtle Beach AP | 0.00 | 10.07 | -6.1 |
| Charleston AP | 0.00 | 13.36 | -1.8 |
| Savannah, GA AP | 0.37 | 15.26 | 0.2 |
Weekly rainfall totals ending midnight Sunday.
4-inch depth soil temperature: Clinton 64 degrees. Columbia 76 degrees. Barnwell 70 degrees. Mullins 70 degrees.
South Carolina river stages were near normal. Charleston Harbor Custom House reported a water temperature of 79 degrees. The Fripp Nearshore Buoy Station 41033 reported a water temperature of 80 degrees.
