Climatological Report (Annual)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7

000
CXUS52 KCHS 020146
CLACXM

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
830 PM EST MON JAN 01 2024

...................................

...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR THE YEAR OF 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
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            104   06/02/1985
                       06/24/1944
 LOW               7   02/14/1899
HIGHEST           94   07/21                          94
                       08/08
LOWEST            34   01/15                          19
AVG. MAXIMUM    74.5               73.3     1.2     73.7
AVG. MINIMUM    62.7               61.1     1.6     62.2
MEAN            68.6               67.2     1.4     68.0
DAYS MAX >= 90    31               24.5     6.5       17
DAYS MAX <= 32     0                0.0     0.0        1
DAYS MIN <= 32     0                6.1    -6.1        7
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       74.87   1945
 MINIMUM       27.63   2000
TOTALS         49.32              44.26    5.06    39.20
DAYS >= .01      119              101.9    17.1      109
DAYS >= .10       78               65.1    12.9       62
DAYS >= .50       28               27.2     0.8       18
DAYS >= 1.00      15               12.4     2.6       13
GREATEST
 24 HR. TOTAL   3.92   12/17


DEGREE DAYS
HEATING TOTAL   1087               1623    -536     1415
 SINCE 7/1       472                567     -95       MM
COOLING TOTAL   2512               2448      64     2596
 SINCE 1/1      2512               2448      64       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    39/160    DATE  08/30
HIGHEST GUST SPEED/DIRECTION    48/170    DATE  08/30



-  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 YEAR:

*2ND WARMEST FEBRUARY ON RECORD
*5TH WETTEST DECEMBER ON RECORD

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.