National Weather Service Text Product Display

WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA
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CXUS51 KBOX 080810
CF6BOS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   BOSTON MA
                                          MONTH:     MAY
                                          YEAR:      2021
                                          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  65  44  55   1  10   0 0.02  0.0    M 14.3 24 290   M    M   6 1      32 310
 2  77  50  64  10   1   0 0.01  0.0    M 13.5 25 280   M    M   8        33 270
 3  65  50  58   3   7   0 0.02  0.0    M  9.0 18  80   M    M   9        23  90
 4  55  48  52  -3  13   0 0.67  0.0    M 10.7 22  30   M    M  10 1      26  20
 5  50  48  49  -6  16   0 0.53  0.0    M  7.8 13  70   M    M  10 18     15  60
 6  67  50  59   3   6   0 0.00  0.0    M 10.8 23 300   M    M   6        30 320
 7  56  48  52  -4  13   0 0.00  0.0    M 10.3 20  80   M    M   6        24  90
================================================================================
SM  435  338        66   0  1.25  0.0     76.4          M       55
================================================================================
AV 62.1 48.3                              10.9 FASTST   M    M   8    MAX(MPH)
                                 MISC ---->    25 280                 33 270
================================================================================
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:     MAY
                                          YEAR:      2021
                                          LATITUDE:   42 22 N
                                          LONGITUDE:  71  2 W

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

AVERAGE MONTHLY: 55.2   TOTAL FOR MONTH:   1.25    1 = FOG OR MIST
DPTR FM NORMAL:   0.2   DPTR FM NORMAL:    0.49    2 = FOG REDUCING VISIBILITY
HIGHEST:    77 ON  2    GRTST 24HR  0.68 ON  3- 4      TO 1/4 MILE OR LESS
LOWEST:     44 ON  1                               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:   5
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
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.    66    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL    -7    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1  4967    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL  -368

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL    -4    LOWEST  SLP 29.48 ON  1

[REMARKS]
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