CDUS42 KCHS 192114 CLICXM CLIMATE REPORT NATIONAL WEATHER SERVICE CHARLESTON SC 514 PM EDT TUE MAY 19 2026 ................................... ...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 19 2026... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1870 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 78 820 AM 93 1962 80 -2 82 1977 2001 MINIMUM 72 350 AM 53 2002 69 3 71 AVERAGE 75 74 1 77 PRECIPITATION (IN) TODAY 0.00 1.16 1894 0.08 -0.08 0.00 MONTH TO DATE 1.08 1.38 -0.30 5.33 SINCE MAR 1 1.79 7.37 -5.58 8.36 SINCE JAN 1 5.52 12.49 -6.97 11.03 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 9 0 9 0 SINCE MAR 1 171 275 -104 172 SINCE JUL 1 1569 1619 -50 1512 COOLING TODAY 10 9 1 12 MONTH TO DATE 115 142 -27 197 SINCE MAR 1 306 255 51 362 SINCE JAN 1 311 260 51 370 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (120) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 7.1 .......................................................... THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 95 1938 MINIMUM TEMPERATURE (F) 69 45 1894 SUNRISE AND SUNSET MAY 19 2026...........SUNRISE 618 AM EDT SUNSET 815 PM EDT MAY 20 2026...........SUNRISE 618 AM EDT SUNSET 815 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$