WFO Monthly/Daily Climate Data
Issued by NWS

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998
CXUS56 KMTR 241000
CF6SFO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN FRANCISCO AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2017
                                          LATITUDE:   37 37 N
                                          LONGITUDE: 122 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  84  54  69  11   0   4 0.00  0.0    0 10.6 25 280   M    M   1        30 280
 2  85  57  71  13   0   6 0.00  0.0    0 12.2 26 270   M    M   2        31 270
 3  87  53  70  12   0   5 0.00  0.0    0  9.6 25 300   M    M   2        30 300
 4  66  52  59   0   6   0 0.00  0.0    0 16.0 30 280   M    M   5        36 280
 5  63  51  57  -2   8   0 0.00  0.0    0 25.3 43 270   M    M   7        50 270
 6  63  50  57  -2   8   0 0.00  0.0    0 20.4 37 280   M    M   5 8      46 270
 7  70  50  60   1   5   0 0.00  0.0    0 12.7 23 280   M    M   3 8      26 270
 8  70  50  60   1   5   0 0.00  0.0    0 10.1 23 290   M    M   2 8      30 290
 9  75  51  63   4   2   0 0.00  0.0    0 10.8 28 290   M    M   3        31 290
10  68  53  61   2   4   0 0.00  0.0    0 12.2 22 210   M    M   5        28 250
11  69  52  61   2   4   0 0.00  0.0    0 10.5 22 240   M    M   7        27 270
12  64  51  58  -1   7   0 0.00  0.0    0 20.8 38 270   M    M   3        47 270
13  64  49  57  -2   8   0 0.00  0.0    0 18.7 33 270   M    M   2        41 270
14  62  49  56  -3   9   0 0.00  0.0    0 16.7 29 270   M    M   3        35 270
15  63  50  57  -3   8   0 0.00  0.0    0 18.6 38 270   M    M   3        46 270
16  63  52  58  -2   7   0    T  0.0    0 18.4 33 260   M    M   8 18     41 260
17  66  50  58  -2   7   0 0.00  0.0    0 16.7 32 270   M    M   3        38 270
18  76  49  63   3   2   0 0.00  0.0    0 10.5 30 280   M    M   2        34 280
19  80  52  66   6   0   1 0.00  0.0    0 10.5 26 280   M    M   0        30 280
20  87  52  70  10   0   5 0.00  0.0    0 10.4 22 290   M    M   0        25 290
21  77  53  65   5   0   0 0.00  0.0    0 13.1 26 290   M    M   2        30 290
22  70  51  61   1   4   0 0.00  0.0    0 13.0 25 290   M    M   2        30 290
23  69  52  61   1   4   0 0.00  0.0    0 14.7 26 290   M    M   3        30 290
================================================================================
SM 1641 1183        98  21    T      0.0 332.5          M       73
================================================================================
AV 71.4 51.4                              14.5 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 43 270               # 50  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:  SAN FRANCISCO AIRPORT
                                          MONTH:    MAY
                                          YEAR:     2017
                                          LATITUDE:   37 37 N
                                          LONGITUDE: 122 23 W

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

AVERAGE MONTHLY: 61.4   TOTAL FOR MONTH:      T    1 = FOG OR MIST
DPTR FM NORMAL:   2.1   DPTR FM NORMAL:   -0.39    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON 20, 3 GRTST 24HR    T  ON 16-16      TO 1/4 MILE OR LESS
LOWEST:     49 ON 18,14                            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:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.    98    CLEAR  (SCALE 0-3)  16
DPTR FM NORMAL   -43    PTCLDY (SCALE 4-7)   6
TOTAL FM JUL 1  2107    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL  -402

[CDD (BASE 65) ]
TOTAL THIS MO.    21
DPTR FM NORMAL    21    [PRESSURE DATA]
TOTAL FM JAN 1    23    HIGHEST SLP M ON M
DPTR FM NORMAL    17    LOWEST  SLP 29.71 ON  7

[REMARKS]



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