Climatological Report (Annual)
Issued by NWS Charleston, SC

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000
CXUS52 KCHS 020137
CLACHS

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

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

...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR THE YEAR OF 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1937 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            105   08/01/1999
 LOW               6   01/21/1985
HIGHEST           98   07/04                          98  06/14
                       08/13
                       08/14
LOWEST            27   12/20                          18  12/24
AVG. MAXIMUM    78.8               76.7     2.1     77.0
AVG. MINIMUM    58.5               56.4     2.1     57.2
MEAN            68.7               66.5     2.2     67.1
DAYS MAX >= 90    73               64.3     8.7       62
DAYS MAX <= 32     0                0.1    -0.1        1
DAYS MIN <= 32     9               22.4   -13.4       21
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       74.89   2015
 MINIMUM       30.31   1954
TOTALS         54.64              52.51    2.13    50.12
DAILY AVG.      0.15               0.14    0.01     0.14
DAYS >= .01      116              113.7     2.3      119
DAYS >= .10       72               74.4    -2.4       69
DAYS >= .50       30               33.8    -3.8       28
DAYS >= 1.00      16               15.7     0.3       19
GREATEST
 24 HR. TOTAL   3.68   07/23                        5.64  09/29 TO 09/30

SNOWFALL (INCHES)
TOTALS           0.0                0.3    -0.3        T
SINCE 7/1        0.0                0.0     0.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      0                0.2    -0.2        2
DAYS >= 1.0        0                0.1    -0.1        0

DEGREE DAYS
HEATING TOTAL   1216               1844    -628     1661
 SINCE 7/1       560                700    -140       MM
COOLING TOTAL   2651               2434     217     2532
 SINCE 1/1      2651               2434     217       MM

FREEZE DATES
EARLIEST                        12/12
LATEST                          01/28
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    37/300    DATE  06/06
HIGHEST GUST SPEED/DIRECTION    48/300    DATE  12/10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             69     MIXED PRECIP               0
HEAVY RAIN               57     RAIN                      62
LIGHT RAIN              140     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                     172     FOG W/VIS <= 1/4 MILE     22
HAZE                     31

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

RECORDS ESTABLISHED AT THE CHARLESTON INTERNATIONAL AIRPORT DURING
THE YEAR:

*2ND WARMEST YEAR ON RECORD
*5TH WARMEST JANUARY ON RECORD
*2ND WARMEST FEBRUARY ON RECORD
*4TH WARMEST JULY ON RECORD
*WARMEST AUGUST ON RECORD
*5TH WETTEST DECEMBER ON RECORD

$$


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