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408
CXUS51 KLWX 051018
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON DULLES DC
                                          MONTH:     JULY
                                          YEAR:      2020
                                          LATITUDE:   38 57 N
                                          LONGITUDE:  77 27 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  88  68  78   2   0  13 0.12  0.0    0  5.4 16 350   M    M   7 3      19 360
 2  90  65  78   2   0  13 0.00  0.0    0  5.8 15 360   M    M   2        19 350
 3  94  65  80   4   0  15 0.00  0.0    0  5.6 15 300   M    M   2        21 300
 4  93  70  82   6   0  17 0.00  0.0    0  4.1 14 110   M    M   5 8      19  20
 5  93  71  82   6   0  17 0.55  0.0    0  4.8 29 170   M    M   6 138    39 150
 6  95  71  83   7   0  18 0.01  0.0    0  5.1 21  90   M    M   6 13     27 100
 7  89  69  79   2   0  14 0.62  0.0    0  4.4 20 190   M    M   8 13     23 190
 8  91  73  82   5   0  17 0.00  0.0    0  3.9 12 140   M    M   3        16 140
 9  90  69  80   3   0  15 0.00  0.0    0  4.7 15 120   M    M   3        17 120
10  90  73  82   5   0  17 0.25  0.0    0  7.1 16 290   M    M   5 1      23 280
11  90  70  80   3   0  15    T  0.0    0  7.0 20 290   M    M   6 1      26 300
12  89  64  77   0   0  12 0.01  0.0    0  3.6 16 220   M    M   5        22 210
13  89  67  78   1   0  13    T  0.0    0  4.9 14  30   M    M   5        17  30
14  89  65  77   0   0  12 0.00  0.0    0  5.2 15 330   M    M   3        20 350
15  91  62  77   0   0  12 0.00  0.0    0  5.6 15 130   M    M   5        20 130
16  88  73  81   4   0  16 0.00  0.0    0  9.8 18 150   M    M   7        27 160
17  96  74  85   8   0  20 0.00  0.0    0  6.4 14 190   M    M   7        19 200
18  97  71  84   7   0  19 0.00  0.0    0  3.6  9 110   M    M   3        13 260
19  98  71  85   8   0  20 0.00  0.0    0  4.5 14 210   M    M   4        19 220
20  99  75  87  10   0  22 0.01  0.0    0  4.4 17 360   M    M   7 3      25 360
21  97  73  85   8   0  20 0.04  0.0    0  4.1 24 360   M    M   6 138    33 350
22  95  70  83   6   0  18 1.64  0.0    0  3.9 28 320   M    M   8 123    40 310
23  93  71  82   5   0  17 0.22  0.0    0  3.9 21 350   M    M   8 13     28 340
24  84  73  79   2   0  14 0.86  0.0    0  2.9 10 240   M    M   8 13     14 250
25  92  70  81   4   0  16 0.00  0.0    0  1.6  9 170   M    M   5 1      13 170
26  94  74  84   7   0  19 0.00  0.0    0  4.7 16 300   M    M   3        23 290
27  95  71  83   6   0  18 0.00  0.0    0  4.4 18 220   M    M   4        24 210
28  92  73  83   6   0  18    T  0.0    0  5.3 18 320   M    M   5        24 340
29  92  70  81   4   0  16 0.00  0.0    0  3.7 12 210   M    M   2 1      16 250
30  95  69  82   5   0  17 0.20  0.0    0  3.9 28 180   M    M   7 13     37 180
31  79  72  76  -1   0  11 0.32  0.0    0  3.2  8  40   M    M  10 1      11  40
================================================================================
SM 2847 2172         0 501  4.85  0.0    147.5          M      165
================================================================================
AV 91.8 70.1                               4.8 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    29 170                 40 310
================================================================================
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 DULLES DC
                                          MONTH:     JULY
                                          YEAR:      2020
                                          LATITUDE:   38 57 N
                                          LONGITUDE:  77 27 W

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

AVERAGE MONTHLY: 81.0   TOTAL FOR MONTH:   4.85    1 = FOG OR MIST
DPTR FM NORMAL:   4.3   DPTR FM NORMAL:    1.18    2 = FOG REDUCING VISIBILITY
HIGHEST:    99 ON 20    GRTST 24HR  1.68 ON 21-22      TO 1/4 MILE OR LESS
LOWEST:     62 ON 15                               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:  13
MAX 90 OR ABOVE:  23    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  22
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   501
DPTR FM NORMAL   138    [PRESSURE DATA]
TOTAL FM JAN 1   851    HIGHEST SLP 30.22 ON 16
DPTR FM NORMAL   159    LOWEST  SLP 29.69 ON 11

[REMARKS]
#FINAL-07-20#