WFO Monthly/Daily Climate Data
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CXUS56 KMTR 010900
CF6APC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   NAPA AIRPORT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2023
                                          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  75  60  68   1   0   3    T    M    M 11.9 21 200   M    M   9        26 200
 2  78  61  70   3   0   5 0.01    M    M  7.4 14 200   M    M   8 18     20 170
 3  78  57  68   1   0   3    T    M    M 10.6 21 280   M    M   2        27 220
 4  78  56  67   0   0   2 0.00    M    M  7.0 18 200   M    M   4 12     23 220
 5  80  58  69   2   0   4 0.00    M    M  5.9 15 190   M    M   4 8      18 190
 6  76  55  66  -1   0   1 0.00    M    M  9.9 20 190   M    M   2 1      24 200
 7  77  54  66  -1   0   1 0.00    M    M  7.7 13 190   M    M   4 1      16 190
 8  84  53  69   3   0   4 0.00    M    M  6.2 15 200   M    M   2        17 220
 9  83  46  65  -1   0   0 0.00    M    M  6.0 15 200   M    M   0 1      17 200
10  80  50  65  -1   0   0 0.00    M    M  4.6 12 210   M    M   3 18     14 200
11  81  50  66   0   0   1 0.00    M    M  7.1 17 200   M    M   0 1      22 200
12  75  60  68   2   0   3 0.00    M    M  9.8 16 210   M    M   5        21 220
13  77  55  66   0   0   1 0.00    M    M  8.0 16 160   M    M   3        22 120
14  75  58  67   1   0   2 0.00    M    M  8.7 17 200   M    M   4        21 200
15  75  61  68   2   0   3 0.00    M    M 10.3 17 220   M    M   5        21 220
16  78  60  69   3   0   4 0.00    M    M 12.2 20 260   M    M   5        34 330
17  78  61  70   4   0   5 0.00    M    M 12.7 22 260   M    M   4        27 270
18  79  56  68   2   0   3 0.00    M    M 11.4 22 260   M    M   0        28 270
19  75  53  64  -1   1   0 0.00    M    M  7.8 18 200   M    M   1 8      22 200
20  73  59  66   1   0   1 0.00    M    M 10.8 23 200   M    M   6 8      32 200
21  74  50  62  -3   3   0 0.00    M    M  9.3 24 200   M    M   4 18     30 200
22  73  47  60  -5   5   0 0.00    M    M  8.1 16 200   M    M   3 8      20 200
23  73  46  60  -5   5   0 0.00    M    M  7.3 17 270   M    M   1 18     21 280
24  74  48  61  -4   4   0 0.00    M    M  7.8 18 200   M    M   3 1      21 210
25  77  50  64  -1   1   0 0.00    M    M  8.2 20 220   M    M   6        24 210
26  82  55  69   5   0   4 0.04    M    M  6.4 18 280   M    M   4 1      21 270
27  85  48  67   3   0   2 0.00    M    M  5.6 24 280   M    M   1 12     30 280
28  81  50  66   2   0   1 0.00    M    M  5.2 17 200   M    M   0 18     21 200
29  79  50  65   1   0   0    T    M    M 10.0 22 260   M    M   2 18     28 250
30  72  57  65   1   0   0 0.07    M    M  7.3 18 270   M    M   7        23 260
================================================================================
SM 2325 1624        19  53  0.12    M    251.2          M      102
================================================================================
AV 77.5 54.1                               8.4 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 24 200                 34 330
================================================================================
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:     SEPTEMBER
                                          YEAR:      2023
                                          LATITUDE:   38 13 N
                                          LONGITUDE: 122 17 W

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

AVERAGE MONTHLY: 65.8   TOTAL FOR MONTH:   0.12    1 = FOG OR MIST
DPTR FM NORMAL:   0.1   DPTR FM NORMAL:    0.05    2 = FOG REDUCING VISIBILITY
HIGHEST:    85 ON 27    GRTST 24HR  0.07 ON 29-30      TO 1/4 MILE OR LESS
LOWEST:     46 ON 23, 9                             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:   3
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.    19    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL   -28    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1    27    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL   -52

[CDD (BASE 65) ]
TOTAL THIS MO.    53
DPTR FM NORMAL   -13    [PRESSURE DATA]
TOTAL FM JAN 1   326    HIGHEST SLP M ON M
DPTR FM NORMAL    31    LOWEST  SLP 29.68 ON  1

[REMARKS]
#FINAL-09-23#


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