WFO Monthly/Daily Climate Data
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502
CXUS56 KMTR 270900
CF6APC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   NAPA AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2024
                                          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  78  39  59   1   6   0 0.00    M    M  6.3 16 270   M    M   0        26 290
 2  77  42  60   2   5   0 0.00    M    M  6.4 23 260   M    M   0        30 270
 3  74  47  61   3   4   0    T    M    M  7.9 20 250   M    M   1        29 240
 4  57  46  52  -6  13   0 0.69    M    M 15.4 32 230   M    M   7 1      45 240
 5  64  38  51  -8  14   0    T    M    M  8.4 23 270   M    M   0        29 270
 6  67  38  53  -6  12   0 0.00    M    M  7.5 25 270   M    M   0 1      31 270
 7  72  41  57  -2   8   0 0.00    M    M  6.1 14 260   M    M   0        20 300
 8  80  44  62   3   3   0 0.00    M    M 11.5 28  10   M    M   0        36 360
 9  85  53  69  10   0   4 0.00    M    M 11.4 26  10   M    M   0        36  10
10  84  48  66   7   0   1 0.00    M    M  5.4 16 260   M    M   0        22 260
11  74  48  61   1   4   0 0.00    M    M  6.9 16 200   M    M   1 12     22 210
12  69  48  59  -1   6   0 0.00    M    M  8.0 15 220   M    M   5        20 180
13  67  48  58  -2   7   0 0.00    M    M  9.6 20 190   M    M   4        25 180
14  69  50  60   0   5   0 0.00    M    M  8.3 16 200   M    M   5        22 190
15  70  50  60   0   5   0 0.00    M    M 10.5 18 260   M    M   5        23 280
16  69  53  61   1   4   0    T    M    M 13.5 21 200   M    M   7        30 240
17  68  51  60  -1   5   0 0.00    M    M 10.8 18 190   M    M   5        24 180
18  66  52  59  -2   6   0 0.00    M    M 12.7 25 200   M    M   7        31 190
19  69  49  59  -2   6   0 0.00    M    M  9.8 20 200   M    M   4        25 190
20  72  44  58  -3   7   0 0.00    M    M  7.4 20 190   M    M   1 18     25 210
21  80  45  63   2   2   0 0.00    M    M  7.3 18 250   M    M   0 1      24 250
22  75  51  63   2   2   0 0.00    M    M  8.9 20 200   M    M   0        25 200
23  73  44  59  -3   6   0 0.00    M    M  9.2 20 190   M    M   0        26 210
24  66  48  57  -5   8   0 0.00    M    M 12.2 23 190   M    M   1        31 200
25  69  48  59  -3   6   0    T    M    M 10.1 17 240   M    M   5        24 200
26  75  46  61  -1   4   0 0.00    M    M  6.9 16 200   M    M   4 1      21 190
================================================================================
SM 1869 1211       148   5  0.69    M    238.4          M       62
================================================================================
AV 71.9 46.6                               9.2 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    32 230                 45 240
================================================================================
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:     MAY
                                          YEAR:      2024
                                          LATITUDE:   38 13 N
                                          LONGITUDE: 122 17 W

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

AVERAGE MONTHLY: 59.2   TOTAL FOR MONTH:   0.69    1 = FOG OR MIST
DPTR FM NORMAL:  -0.8   DPTR FM NORMAL:   -0.01    2 = FOG REDUCING VISIBILITY
HIGHEST:    85 ON  9    GRTST 24HR  0.69 ON  3- 4      TO 1/4 MILE OR LESS
LOWEST:     38 ON  6, 5                             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:   1
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   148    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL     7    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  2427    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL  -461

[CDD (BASE 65) ]
TOTAL THIS MO.     5
DPTR FM NORMAL    -3    [PRESSURE DATA]
TOTAL FM JAN 1     5    HIGHEST SLP M ON M
DPTR FM NORMAL    -5    LOWEST  SLP 29.69 ON  4

[REMARKS]