Climatological Report (Daily)
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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CDUS42 KCHS 212117
CLICHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
517 PM EDT MON JUL 21 2025
...................................
...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR JULY 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 96 110 PM 101 1977 92 4 91
1986
MINIMUM 78 608 AM 64 1957 74 4 73
AVERAGE 87 83 4 82
PRECIPITATION (IN)
TODAY T 2.07 1969 0.22 -0.22 0.01
MONTH TO DATE 3.92 4.46 -0.54 5.66
SINCE JUN 1 7.09 10.67 -3.58 9.85
SINCE JAN 1 20.54 27.05 -6.51 29.04
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 22 18 4 17
MONTH TO DATE 398 368 30 425
SINCE JUN 1 918 802 116 941
SINCE JAN 1 1462 1209 253 1529
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 600 AM
LOWEST 53 200 PM
AVERAGE 70
..........................................................
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 101 1977
MINIMUM TEMPERATURE (F) 74 64 1965
1974
SUNRISE AND SUNSET
JULY 21 2025..........SUNRISE 627 AM EDT SUNSET 826 PM EDT
JULY 22 2025..........SUNRISE 627 AM EDT SUNSET 826 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$