CXUS52 KCHS 042039 CLMCXM CLIMATE REPORT NATIONAL WEATHER SERVICE CHARLESTON SC 336 PM EST SUN JAN 04 2026 ................................... ...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1870 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 81 12/07/1998 12/19/1967 12/09/1943 LOW 12 12/30/1917 HIGHEST 75 12/27 MM MM 70 12/10 12/16 LOWEST 25 12/15 MM MM 34 12/06 AVG. MAXIMUM 59.6 60.9 -1.3 59.5 AVG. MINIMUM 46.2 46.8 -0.6 46.4 MEAN 52.9 53.8 -0.9 52.9 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 1 1.2 -0.2 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 10.56 1941 MINIMUM 0.19 1919 TOTALS 2.07 2.91 -0.84 2.07 DAYS >= .01 6 8.5 -2.5 8 DAYS >= .10 4 4.8 -0.8 5 DAYS >= .50 2 1.8 0.2 1 DAYS >= 1.00 0 0.6 -0.6 0 GREATEST 24 HR. TOTAL 0.74 12/05 DEGREE DAYS HEATING TOTAL 370 353 17 367 SINCE 7/1 549 567 -18 MM COOLING TOTAL 1 7 -6 1 SINCE 1/1 2599 2448 151 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.6 HIGHEST WIND SPEED/DIRECTION 29/030 HIGHEST GUST SPEED/DIRECTION 35/020 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$