WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA

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CF6BOS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   BOSTON MA
                                          MONTH:     JULY
                                          YEAR:      2020
                                          LATITUDE:   42 22 N
                                          LONGITUDE:  71  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  72  63  68  -4   0   3 0.07  0.0    M  5.6 15  90   M    M   8 1      17  90
 2  85  64  75   3   0  10 0.00  0.0    M  7.0 21 270   M    M   5 123    26 280
 3  77  62  70  -2   0   5    T  0.0    M 12.2 20  30   M    M   9 18     23  40
 4  70  61  66  -7   0   1    T  0.0    M  8.1 13 100   M    M   5 1      17  90
 5  79  64  72  -1   0   7 0.11  0.0    M  7.6 18 300   M    M   6 13     22 310
 6  70  63  67  -6   0   2 0.00  0.0    M  8.9 17  90   M    M   5 1      20  90
 7  80  62  71  -2   0   6 0.00  0.0    M  9.5 21 210   M    M   8        24 210
 8  85  67  76   3   0  11    T  0.0    M 12.2 23 220   M    M   9        29 210
 9  86  72  79   6   0  14 0.00  0.0    M  9.1 16 110   M    M   4        19 100
10  78  69  74   1   0   9    T  0.0    M 10.9 21 110   M    M   8 18     24 110
11  89  69  79   6   0  14 0.01  0.0    M 15.6 24 190   M    M   7        31 190
12  89  72  81   7   0  16 0.00  0.0    M 14.2 23 220   M    M   3        28 230
13  85  69  77   3   0  12 0.07  0.0    M  7.9 22 180   M    M   8 3      27 180
14  76  66  71  -3   0   6 0.62  0.0    M  8.9 25  50   M    M   6 13     29  50
15  70  62  66  -8   0   1 0.07  0.0    M  9.0 16  90   M    M   7 1      19  90
16  69  60  65  -9   0   0 0.00  0.0    M  9.0 26 110   M    M   5        35 120
17  74  59  67  -7   0   2 0.11  0.0    M  9.3 18 220   M    M   9 1      23 230
18  91  68  80   6   0  15 0.00  0.0    M  6.7 15 220   M    M   2        18 240
19  95  70  83   9   0  18 0.00  0.0    M 11.6 21 220   M    M   6        29 220
20  93  75  84  10   0  19 0.00  0.0    M 13.0 21 270   M    M   7        26 260
21  90  74  82   8   0  17 0.00  0.0    M 10.3 18 280   M    M   4        25 290
22  79  68  74   0   0   9 0.32  0.0    M  8.1 14  80   M    M   8 13      M  M
23  89  68  79   5   0  14 0.57  0.0    M  7.9 35 280   M    M   8 13     47 300
24  79  70  75   1   0  10 0.00  0.0    M  7.6 13 330   M    M   7        16 310
25  84  68  76   2   0  11 0.00  0.0    M  6.5 15 120   M    M   5        18 100
26  91  73  82   8   0  17 0.00  0.0    M 12.5 20 270   M    M   6        28 270
27  95  75  85  11   0  20 0.00  0.0    M 11.5 17 220   M    M   7        23 280
28  95  78  87  13   0  22 0.00  0.0    M 11.7 21 220   M    M   4        24 220
29  87  73  80   6   0  15 0.00  0.0    M 10.5 17 190   M    M   4        20 120
30  87  70  79   5   0  14 0.00  0.0    M  7.7 22 320   M    M   8 38     27  10
31  77  68  73  -1   0   8 0.00  0.0    M  6.9 15 330   M    M   5        18 320
================================================================================
SM 2566 2102         0 328  1.95     0.0 297.5          M      193
================================================================================
AV 82.8 67.8                               9.6 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 35 280               # 47  300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  BOSTON MA
                                          MONTH:    JULY
                                          YEAR:     2020
                                          LATITUDE:   42 22 N
                                          LONGITUDE:  71  2 W

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

AVERAGE MONTHLY: 75.3   TOTAL FOR MONTH:   1.95    1 = FOG OR MIST
DPTR FM NORMAL:   1.9   DPTR FM NORMAL:   -1.48    2 = FOG REDUCING VISIBILITY
HIGHEST:    95 ON 28,27 GRTST 24HR  0.62 ON 14-14      TO 1/4 MILE OR LESS
LOWEST:     59 ON 17                               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:  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:   9
MAX 90 OR ABOVE:   7    0.10 INCH OR MORE:   5
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.     0    CLEAR  (SCALE 0-3)   2
DPTR FM NORMAL    -6    PTCLDY (SCALE 4-7)  23
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL    -6

[CDD (BASE 65) ]
TOTAL THIS MO.   328
DPTR FM NORMAL    62    [PRESSURE DATA]
TOTAL FM JAN 1   536    HIGHEST SLP 30.37 ON 16
DPTR FM NORMAL   104    LOWEST  SLP 29.60 ON 12

[REMARKS]
#FINAL-07-20#


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