Climatological Report (Daily)
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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CDUS42 KCHS 170618
CLICHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
218 AM EDT SAT MAY 17 2025
...................................
...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR MAY 16 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1937 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 94R 444 PM 94 1941 84 10 88
MINIMUM 72 113 AM 47 1939 63 9 66
AVERAGE 83 73 10 77
PRECIPITATION (IN)
YESTERDAY 0.00 2.07 1991 0.09 -0.09 0.00
MONTH TO DATE 4.57 1.44 3.13 1.75
SINCE MAR 1 7.68 8.08 -0.40 13.40
SINCE JAN 1 10.63 14.50 -3.87 18.80
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 5 -5 0
SINCE MAR 1 180 307 -127 128
SINCE JUL 1 1713 1842 -129 1389
COOLING
YESTERDAY 18 9 9 12
MONTH TO DATE 149 113 36 173
SINCE MAR 1 339 243 96 368
SINCE JAN 1 355 254 101 395
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 100 AM
LOWEST 45 400 PM
AVERAGE 71
..........................................................
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 96 1963
MINIMUM TEMPERATURE (F) 63 49 1967
1984
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 619 AM EDT SUNSET 814 PM EDT
MAY 18 2025...........SUNRISE 619 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.
$$