WFO Monthly/Daily Climate Data
Issued by NWS Jacksonville, FL

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CXUS52 KJAX 020828
CF6SSI
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ST SIMONS ISLAND
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   31  9 N
                                          LONGITUDE:  81 23 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  50  37  44 -14  21   0 0.00  0.0    0 10.2 21 280   M    M   0        29 270
 2  56  34  45 -12  20   0 0.00  0.0    0  4.8 14 360   M    M   0        21 350
 3  64  37  51  -6  14   0 0.00  0.0    0  7.8 14  30   M    M   0        18  40
 4  71  52  62   5   3   0 0.05  0.0    0  4.7 16 210   M    M   6 1      24 190
 5  64  44  54  -2  11   0 0.00  0.0    0  7.6 16 300   M    M   1        22 280
 6  62  43  53  -3  12   0 0.00  0.0    0  3.4  8 350   M    M   4        15 260
 7  63  45  54  -2  11   0 0.01  0.0    0  9.9 20 310   M    M   5        30 290
 8  53  35  44 -12  21   0 0.00  0.0    0  6.9 15 290   M    M   0        20 290
 9  62  36  49  -6  16   0 0.00  0.0    0  7.6 15 260   M    M   0        20 250
10  67  44  56   1   9   0 0.00  0.0    0  4.8 13 260   M    M   0 1      17 260
11  68  44  56   1   9   0 0.00  0.0    0  2.6  9 110   M    M   1 12     10 100
12  70  51  61   6   4   0    T  0.0    0  2.1  9 130   M    M   5 1      13 130
13  69  59  64  10   1   0 0.00  0.0    0  5.1 10 150   M    M   M 12     21 260
14  78  55  67  13   0   2 0.01  0.0    0  9.4 20 220   M    M   0 1      26 230
15  59  47  53  -1  12   0    T  0.0    0 13.4 25  10   M    M   9 1      32  50
16  58  46  52  -2  13   0 0.73  0.0    0  6.0 14 310   M    M  10 13     20 150
17  51  41  46  -8  19   0 0.00  0.0    0  8.9 17 290   M    M   9        24 310
18  55  33  44  -9  21   0 0.00  0.0    0  7.0 15 300   M    M   1        22 300
19  58  41  50  -3  15   0    T  0.0    0 10.0 18  20   M    M   3        26  30
20  59  50  55   2  10   0 0.22  0.0    0  3.4 12 340   M    M   9 1      15 340
21  61  49  55   2  10   0 0.01  0.0    0  7.8 16 280   M    M   5 1      23 280
22  68  46  57   4   8   0 0.00  0.0    0  5.9 14 280   M    M   0        21 280
23  70  42  56   4   9   0 0.00  0.0    0  3.5 10  80   M    M   1        12  60
24  73  44  59   7   6   0 0.54  0.0    0  9.0 32 270   M    M   3 13     46 280
25  46  33  40 -12  25   0 0.00  0.0    0 13.8 28 280   M    M   1        37 280
26  49  27  38 -14  27   0 0.00  0.0    0  3.3 10 270   M    M   0        13 270
27  56  29  43  -9  22   0 0.00  0.0    0  2.7 10  70   M    M   0        13  60
28  65  40  53   1  12   0 0.00  0.0    0  3.0 13  80   M    M   0        15  80
29  64  41  53   1  12   0 0.00  0.0    0  6.2 16  30   M    M   1 1      20  10
30  66  52  59   7   6   0 0.01  0.0    0  6.8 15  20   M    M   5 1      20  20
31  69  59  64  12   1   0    T  0.0    0  6.7 14 160   M    M   5 1      23 160
================================================================================
SM 1924 1336       380   2  1.58  0.0    204.3          M       84
================================================================================
AV 62.1 43.1                               6.6 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    32 270                 46 280
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   ST SIMONS ISLAND
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   31  9 N
                                          LONGITUDE:  81 23 W

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

AVERAGE MONTHLY: 52.6   TOTAL FOR MONTH:   1.58    1 = FOG OR MIST
DPTR FM NORMAL:  -1.5   DPTR FM NORMAL:   -1.06    2 = FOG REDUCING VISIBILITY
HIGHEST:    78 ON 14    GRTST 24HR  0.73 ON 15-16      TO 1/4 MILE OR LESS
LOWEST:     27 ON 26                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.0 INCH    5 = HAIL
                        GRTST 24HR  0.0            6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  0            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:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:   2    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   380    CLEAR  (SCALE 0-3)  18
DPTR FM NORMAL    29    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1   436    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL   -94

[CDD (BASE 65) ]
TOTAL THIS MO.     2
DPTR FM NORMAL   -11    [PRESSURE DATA]
TOTAL FM JAN 1  3225    HIGHEST SLP 30.41 ON 29
DPTR FM NORMAL   597    LOWEST  SLP 29.70 ON 24

[REMARKS]
#FINAL-12-20#


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