WFO Monthly/Daily Climate Data
Issued by NWS

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000
CXUS56 KMTR 221000
CF6APC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   NAPA AIRPORT
                                          MONTH:     JULY
                                          YEAR:      2017
                                          LATITUDE:   38 13 N
                                          LONGITUDE: 122 17 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  77  49  63  -3   2   0 0.00  0.0    0 10.9 20 210   M    M   0 18     24 200
 2  74  57  66   0   0   1 0.00  0.0    0 13.2 22 190   M    M   4        25 180
 3  77  52  65  -1   0   0 0.00  0.0    0  9.9 24 190   M    M   3        28 190
 4  80  54  67   1   0   2 0.00  0.0    0  8.6 21 200   M    M   3 1      24 210
 5  81  55  68   2   0   3 0.00  0.0    0  9.4 16 200   M    M   4        20 210
 6  88  51  70   4   0   5 0.00  0.0    0  7.0 16 200   M    M   0 1      19 220
 7 100  53  77  11   0  12 0.00  0.0    0  5.8 14 180   M    M   0 8      18 210
 8  93  59  76  10   0  11 0.00  0.0    0  9.3 18 200   M    M   0 8      22 200
 9  79  56  68   2   0   3 0.00  0.0    0  8.0 16 200   M    M   2        19 200
10  78  58  68   2   0   3 0.00  0.0    0 11.4 20 200   M    M   1 18     23 210
11  76  57  67   1   0   2 0.00  0.0    0 12.4 22 190   M    M   2 8      26 190
12  77  53  65  -1   0   0 0.00  0.0    0  8.8 17 190   M    M   2 18     22 200
13  77  57  67   1   0   2 0.00  0.0    0 10.1 20 210   M    M   3 8      22 200
14  80  58  69   3   0   4 0.00  0.0    0  8.4 17 200   M    M   4        19 200
15  92  54  73   8   0   8 0.00  0.0    0  5.4 15 200   M    M   0 1      18 200
16 103  55  79  14   0  14 0.00  0.0    0  7.2 20 230   M    M   0 18     23 230
17  86  58  72   7   0   7 0.00  0.0    0 10.2 15 210   M    M   0 8      19 200
18  78  51  65   0   0   0    T  0.0    0 11.5 18 190   M    M   1 18     23 200
19  83  51  67   2   0   2 0.00  0.0    0  9.1 21 190   M    M   3 18     23 200
20  82  54  68   3   0   3 0.00  0.0    0 11.3 21 200   M    M   1        24 200
21  83  50  67   2   0   2 0.00  0.0    0  9.7 18 190   M    M   0 1      28 250
================================================================================
SM 1744 1142         2  84    T      0.0 197.6          M       33
================================================================================
AV 83.1 54.4                               9.4 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 24 190               # 28  190
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  NAPA AIRPORT
                                          MONTH:    JULY
                                          YEAR:     2017
                                          LATITUDE:   38 13 N
                                          LONGITUDE: 122 17 W

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

AVERAGE MONTHLY: 68.7   TOTAL FOR MONTH:      T    1 = FOG OR MIST
DPTR FM NORMAL:   3.0   DPTR FM NORMAL:   -0.00    2 = FOG REDUCING VISIBILITY
HIGHEST:   103 ON 16    GRTST 24HR    T  ON 18-18      TO 1/4 MILE OR LESS
LOWEST:     49 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:   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:   4    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.     2    CLEAR  (SCALE 0-3)  17
DPTR FM NORMAL   -21    PTCLDY (SCALE 4-7)   4
TOTAL FM JUL 1     2    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL   -21

[CDD (BASE 65) ]
TOTAL THIS MO.    84
DPTR FM NORMAL    42    [PRESSURE DATA]
TOTAL FM JAN 1   241    HIGHEST SLP M ON M
DPTR FM NORMAL   142    LOWEST  SLP 29.82 ON 16

[REMARKS]



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