WFO Monthly/Daily Climate Data
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000
CXUS56 KMTR 011528
CF6SFO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN FRANCISCO AIRPORT
                                          MONTH:     JANUARY
                                          YEAR:      2021
                                          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  60  43  52   2  13   0    T    M    M  4.0 20 280   M    M   5 18     23 280
 2  54  50  52   2  13   0 0.19    M    M  2.8 13 160   M    M   9 18     14 160
 3  53  49  51   1  14   0 0.00    M    M  2.4  9 280   M    M  10 128    10 280
 4  62  51  57   7   8   0 0.30    M    M 11.4 29 230   M    M   7 18     38 220
 5  58  45  52   2  13   0 0.00    M    M  3.8 12 290   M    M   5 18     13 280
 6  56  42  49  -1  16   0 0.02    M    M  3.0 16  70   M    M   5 18     17  70
 7  58  44  51   1  14   0 0.00    M    M  4.9 14  80   M    M   8 18     15  70
 8  58  48  53   3  12   0    T    M    M  4.1 14 130   M    M   6 18     15 130
 9  61  42  52   2  13   0 0.00    M    M  4.4 16 290   M    M   4 128    18 290
10  58  43  51   1  14   0 0.00    M    M  4.3 15  20   M    M   5 8      17  20
11  61  45  53   3  12   0 0.00    M    M  4.6 17 290   M    M   6 18     21 290
12  58  49  54   4  11   0 0.00    M    M  2.1  8  40   M    M   8 18     10 160
13  68  50  59   9   6   0 0.00    M    M  3.2 13 150   M    M   4 18     13 150
14  69  50  60  10   5   0 0.00    M    M  5.4 20 290   M    M   3 18     23 300
15  63  47  55   5  10   0 0.00    M    M  3.0  9  10   M    M   5 18     10  10
16  67  49  58   8   7   0 0.00    M    M  5.6 23 300   M    M   2 1      27 300
17  74  48  61  11   4   0 0.00    M    M  4.0 16 300   M    M   2 8      19 310
18  74  50  62  12   3   0 0.00    M    M 10.2 30  10   M    M   3        34  10
19  66  49  58   8   7   0 0.00    M    M 23.8 45  30   M    M   1 8      54  30
20  67  47  57   7   8   0 0.00    M    M  5.5 14 290   M    M   0 8      16 290
21  58  42  50   0  15   0 0.00    M    M  6.9 18 300   M    M   4 8      21 300
22  55  49  52   1  13   0 0.07    M    M  8.0 24 260   M    M   7 8      28 260
23  57  46  52   1  13   0 0.00    M    M  7.8 16 270   M    M   4 8      20 280
24  53  46  50  -1  15   0 0.15    M    M 12.7 32 300   M    M   8 18     39 300
25  54  46  50  -1  15   0 0.00    M    M 23.7 36 300   M    M   2 8      46 310
26  52  39  46  -5  19   0 0.72    M    M 13.6 32 140   M    M   6 18     39 130
27  55  47  51   0  14   0 0.77    M    M 12.6 31 220   M    M   9 18     39 210
28  54  48  51   0  14   0 0.57    M    M  6.7 15 130   M    M   9 18     19 180
29  57  43  50  -1  15   0 0.13    M    M  4.3 12 280   M    M   6 18     13 280
30  58  47  53   2  12   0 0.00    M    M  2.3 13 220   M    M   8 8      16 210
31  61  50  56   5   9   0 0.00    M    M  2.7  7  30   M    M   8 8       8 360
================================================================================
SM 1859 1444       357   0  2.92    M    213.8          M      169
================================================================================
AV 60.0 46.6                               6.9 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    45  30                 54  30
================================================================================
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:     JANUARY
                                          YEAR:      2021
                                          LATITUDE:   37 37 N
                                          LONGITUDE: 122 23 W

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

AVERAGE MONTHLY: 53.3   TOTAL FOR MONTH:   2.92    1 = FOG OR MIST
DPTR FM NORMAL:   3.0   DPTR FM NORMAL:   -1.27    2 = FOG REDUCING VISIBILITY
HIGHEST:    74 ON 18,17  GRTST 24HR  0.77 ON 27-27      TO 1/4 MILE OR LESS
LOWEST:     39 ON 26                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    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:   0    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   357    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL  -100    PTCLDY (SCALE 4-7)  20
TOTAL FM JUL 1  1112    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL  -353

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.43 ON 13
DPTR FM NORMAL     0    LOWEST  SLP 29.61 ON 27

[REMARKS]
#FINAL-01-21#


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