WFO Monthly/Daily Climate Data
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425
CXUS56 KMTR 011857
CF6LVK
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LIVERMORE AIRPORT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   37 42 N
                                          LONGITUDE: 121 49 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  66  34  50   1  15   0 0.00    M    M  4.5 15  80   M    M   0        18  90
 2  65  33  49   0  16   0 0.00    M    M  4.3 15  80   M    M   0        18  80
 3  67  36  52   4  13   0 0.00    M    M  1.7 12  60   M    M   0        14  60
 4  67  35  51   3  14   0 0.00    M    M  3.0 13  80   M    M   0 18     15  80
 5  68  35  52   4  13   0 0.00    M    M  3.1 12 270   M    M   0        14 270
 6  64  36  50   2  15   0 0.00    M    M  2.1  9  10   M    M   0        14  70
 7  72  39  56   8   9   0 0.00    M    M  5.2 16  60   M    M   0        21  60
 8  72  40  56   8   9   0 0.00    M    M  4.2 16  80   M    M   0        20  70
 9  65  35  50   3  15   0 0.00    M    M  4.1 14  70   M    M   0        17  70
10  68  40  54   7  11   0 0.00    M    M  3.9 14 290   M    M   0        16 290
11  55  40  48   1  17   0 0.15    M    M  3.3 14 300   M    M   7 1      17 300
12  56  41  49   2  16   0 0.02    M    M  6.9 15 270   M    M   7 1      22 270
13  58  41  50   3  15   0 0.50    M    M  5.8 17 270   M    M   7 1      20 270
14  58  37  48   1  17   0 0.00    M    M  3.3 12 250   M    M   0        13 250
15  59  35  47   0  18   0 0.00    M    M  1.6 12  60   M    M   3        13  60
16  59  36  48   1  17   0 0.00    M    M  3.4 13  70   M    M   1 18     16  60
17  58  39  49   2  16   0 0.33    M    M  6.3 17 250   M    M   6 1      22 250
18  59  36  48   2  17   0 0.00    M    M  4.1 14  80   M    M   0        18  70
19  57  33  45  -1  20   0 0.00    M    M  3.0 15  50   M    M   0        19  70
20  60  32  46   0  19   0 0.00    M    M  3.8 16  80   M    M   0 12     21  80
21  61  32  47   1  18   0 0.00    M    M  2.1  8  80   M    M   0 1      11  50
22  59  39  49   3  16   0 0.00    M    M  5.1 15  40   M    M   2 1      20  40
23  55  38  47   1  18   0 0.00    M    M  8.9 20  70   M    M   0 1      24  80
24  56  36  46   0  19   0 0.00    M    M  4.3 15  70   M    M   4 18     18  70
25  63  37  50   4  15   0    T    M    M  5.5 15 230   M    M   7 18     20 210
26  62  41  52   6  13   0 0.04    M    M  6.1 17 260   M    M   4 1      22 260
27  59  39  49   3  16   0 0.00    M    M  4.7 18  80   M    M   1        22  70
28  54  38  46   0  19   0 0.01    M    M  5.4 14  70   M    M   5        18  80
29  61  32  47   1  18   0 0.00    M    M  2.3 12  80   M    M   0 12     15  70
30  60  30  45  -1  20   0 0.01    M    M  4.7 14 250   M    M   2 1      16 250
31  61  39  50   4  15   0 0.04    M    M  4.1 10 300   M    M   2 1      14 270
================================================================================
SM 1904 1134       489   0  1.10    M    130.8          M       58
================================================================================
AV 61.4 36.6                               4.2 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    20  70                 24  80
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   LIVERMORE AIRPORT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   37 42 N
                                          LONGITUDE: 121 49 W

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

AVERAGE MONTHLY: 49.0   TOTAL FOR MONTH:   1.10    1 = FOG OR MIST
DPTR FM NORMAL:   2.0   DPTR FM NORMAL:   -1.58    2 = FOG REDUCING VISIBILITY
HIGHEST:    72 ON  8, 7  GRTST 24HR  0.50 ON 13-13      TO 1/4 MILE OR LESS
LOWEST:     30 ON 30                               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:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:   4    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   489    CLEAR  (SCALE 0-3)  22
DPTR FM NORMAL   -70    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1   876    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL  -157

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  1393    HIGHEST SLP 30.42 ON 19
DPTR FM NORMAL   563    LOWEST  SLP 29.68 ON 28

[REMARKS]
#FINAL-12-20#



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