WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA

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CXUS51 KLWX 041453
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON NATIONAL DC
                                          MONTH:     DECEMBER
                                          YEAR:      2023
                                          LATITUDE:   38 50 N
                                          LONGITUDE:  77  2 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  52  37  45   0  20   0 0.13  0.0    0  6.1 10 200   M    M   8 1      16 230
 2  54  45  50   5  15   0 0.03  0.0    0  2.9  9 190   M    M   9 12     13 180
 3  56  48  52   7  13   0 0.82  0.0    0  3.0 10  50   M    M  10 12     14 300
 4  56  43  50   6  15   0 0.00  0.0    0  6.3 20 320   M    M   8 12     26 310
 5  51  39  45   1  20   0 0.00  0.0    0  5.9 13  20   M    M   7        16 350
 6  46  36  41  -3  24   0    T    T    0 10.5 22 320   M    M   8 4      29 310
 7  47  32  40  -4  25   0 0.00  0.0    0  6.4 16 200   M    M   7        21 220
 8  58  36  47   4  18   0 0.00  0.0    0  3.5 12 200   M    M   6        15 200
 9  56  36  46   3  19   0 0.00  0.0    0  4.0 10 200   M    M   5        12 190
10  63  39  51   8  14   0 1.21  0.0    0  9.6 31 340   M    M  10 12     41 350
11  49  34  42  -1  23   0 0.47  0.1    0 10.9 26 320   M    M   5 1      39 310
12  47  31  39  -3  26   0 0.00  0.0    0  7.4 15 210   M    M   2        20 220
13  53  33  43   1  22   0 0.00  0.0    0  8.0 20 310   M    M   4        26 310
14  49  29  39  -3  26   0 0.00  0.0    0  4.0  9 220   M    M   2        16 220
15  61  33  47   5  18   0 0.00  0.0    0  5.4 15 290   M    M   1        24 280
16  61  35  48   6  17   0 0.00  0.0    0  3.4 10 100   M    M   6        12 100
17  56  42  49   8  16   0 1.92  0.0    0  7.6 18  10   M    M  10 1      25  10
18  57  40  49   8  16   0 0.49  0.0    0 17.3 31 320   M    M   8 1      52 310
19  44  31  38  -3  27   0 0.00  0.0    0 12.7 30 320   M    M   4        45 330
20  49  29  39  -2  26   0 0.00  0.0    0  6.2 14 320   M    M   2        19 330
21  48  32  40   0  25   0 0.00  0.0    0  5.0 14  20   M    M   7        17  30
22  50  36  43   3  22   0 0.00  0.0    0  3.3 13 120   M    M   8        16 120
23  49  37  43   3  22   0 0.00  0.0    0  3.9 12 140   M    M   9        14 120
24  51  42  47   7  18   0 0.01  0.0    0  2.7  8  50   M    M   8         8  60
25  61  40  51  11  14   0 0.00  0.0    0  4.0  9 100   M    M   7 1      11 110
26  50  44  47   7  18   0 0.11  0.0    0  5.9 10  60   M    M  10 12     12  60
27  56  46  51  12  14   0 1.20  0.0    0  7.5 15  60   M    M  10 1      17  70
28  58  51  55  16  10   0 0.04  0.0    0  6.9 13 320   M    M  10 1      18 310
29  56  45  51  12  14   0 0.00  0.0    0  8.0 22 330   M    M   8        33 320
30  50  37  44   5  21   0 0.00  0.0    0  8.9 21 320   M    M   8        31 320
31  51  40  46   7  19   0 0.00  0.0    0  7.3 16 300   M    M   7        24 320
================================================================================
SM 1645 1178       597   0  6.43  0.1    204.5          M      214
================================================================================
AV 53.1 38.0                               6.6 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 31 340                 52 310
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   WASHINGTON NATIONAL DC
                                          MONTH:     DECEMBER
                                          YEAR:      2023
                                          LATITUDE:   38 50 N
                                          LONGITUDE:  77  2 W

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

AVERAGE MONTHLY: 45.5   TOTAL FOR MONTH:   6.43    1 = FOG OR MIST
DPTR FM NORMAL:   3.8   DPTR FM NORMAL:    3.02    2 = FOG REDUCING VISIBILITY
HIGHEST:    63 ON 10    GRTST 24HR  2.41 ON 17-18      TO 1/4 MILE OR LESS
LOWEST:     29 ON 20,14                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.1 INCH    5 = HAIL
                        GRTST 24HR   0.1 ON 11-11  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:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   8
MIN 32 OR BELOW:   6    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   3

[HDD (BASE 65) ]
TOTAL THIS MO.   597    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL  -127    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1  1186    CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL  -184

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  1710    HIGHEST SLP 30.76 ON 14
DPTR FM NORMAL   -27    LOWEST  SLP 29.21 ON 18

[REMARKS]
#FINAL-12-23#