Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS52 KCHS 011451 CLMCXM CLIMATE REPORT NATIONAL WEATHER SERVICE CHARLESTON SC 1041 AM EDT THU JUN 01 2023 ................................... ...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR THE MONTH OF MAY 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1870 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 100 05/27/2019 LOW 45 05/20/1894 HIGHEST 88 05/17 91 05/05 LOWEST 57 05/27 53 05/09 AVG. MAXIMUM 76.1 79.0 -2.9 79.8 AVG. MINIMUM 65.8 68.0 -2.2 70.5 MEAN 70.9 73.5 -2.6 75.2 DAYS MAX >= 90 0 1.5 -1.5 1 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 11.93 1976 MINIMUM 0.02 2000 TOTALS 4.83 2.58 2.25 1.84 DAYS >= .01 9 6.8 2.2 5 DAYS >= .10 5 4.3 0.7 4 DAYS >= .50 4 1.6 2.4 1 DAYS >= 1.00 2 0.8 1.2 1 GREATEST 24 HR. TOTAL 1.73 05/17 DEGREE DAYS HEATING TOTAL 3 6 -3 3 SINCE 7/1 1145 1619 -474 MM COOLING TOTAL 195 269 -74 324 SINCE 1/1 414 387 27 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.4 HIGHEST WIND SPEED/DIRECTION 24/020 HIGHEST GUST SPEED/DIRECTION 30/020 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && RECORDS ESTABLISHED IN DOWNTOWN CHARLESTON DURING THE MONTH: *MAY 17 - RECORD PRECIPITATION OF 1.73 INCHES $$