WFO Monthly/Daily Climate Data
Issued by NWS

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160
CXUS52 KCHS 100915
CF6CXM
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DOWNTOWN CHARLESTON SC
                                          MONTH:     DECEMBER
                                          YEAR:      2025
                                          LATITUDE:   32 46 N
                                          LONGITUDE:  79 56 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  59  53  56   0   9   0 0.00    M    M 12.5 18  60   M    M   M        22  60
 2  59  49  54  -2  11   0 0.60    M    M  7.7 15  30   M    M   M        21 320
 3  54  48  51  -5  14   0 0.00    M    M  8.5 14  30   M    M   M        18  30
 4  55  46  51  -5  14   0 0.00    M    M  3.6  9  10   M    M   M        11  10
 5  57  51  54  -2  11   0 0.74    M    M  6.2 12 360   M    M   M        15  50
 6  52  50  51  -4  14   0 0.37    M    M  3.2 10 360   M    M   M        14 360
 7  50  47  49  -6  16   0 0.06    M    M  8.0 15 350   M    M   M        19 350
 8  52  45  49  -6  16   0 0.00    M    M  9.5 17 360   M    M   M        22 360
 9  46  37  42 -13  23   0 0.00    M    M  9.2 20  20   M    M   M        26  20
================================================================================
SM  484  426       128   0  1.77    M     68.4          M        M
================================================================================
AV 53.8 47.3                               7.6 FASTST   M    M   M    MAX(MPH)
                                 MISC ---->    20  20                 26  20
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:   DOWNTOWN CHARLESTON SC
                                          MONTH:     DECEMBER
                                          YEAR:      2025
                                          LATITUDE:   32 46 N
                                          LONGITUDE:  79 56 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 50.6   TOTAL FOR MONTH:   1.77    1 = FOG OR MIST
DPTR FM NORMAL:  -5.0   DPTR FM NORMAL:    0.92    2 = FOG REDUCING VISIBILITY
HIGHEST:    59 ON  2, 1  GRTST 24HR  0.74 ON  5- 5      TO 1/4 MILE OR LESS
LOWEST:     37 ON  9                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:   4
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   128    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL    41    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1   307    CLOUDY (SCALE 8-10)  9
DPTR FM NORMAL     5

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  2598    HIGHEST SLP M ON M
DPTR FM NORMAL   157    LOWEST  SLP 29.62 ON  2

[REMARKS]