WFO Monthly/Daily Climate Data
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CXUS55 KBOU 010900
CF6BDU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   BOULDER AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2023
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 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  72  39  56   M   9   0    M    M    M  3.4  8  50   M    M   0         M   M
 2  64  43  54   M  11   0    M    M    M  3.7 13 250   M    M   2        21 250
 3  79  46  63   M   2   0    M    M    M  3.6  9 250   M    M   0        17 250
 4  72  50  61   M   4   0    M    M    M  5.0 20 240   M    M   5        32 240
 5  73  46  60   M   5   0    M    M    M  6.8 26 250   M    M   2        36 250
 6  70  39  55   M  10   0    M    M    M  6.0 23 260   M    M   1        35 260
 7  68  46  57   M   8   0    M    M    M  4.3 12 350   M    M   5        18   0
 8  73  43  58   M   7   0    M    M    M  3.0 10 320   M    M   2        17 320
 9  75  45  60   M   5   0    M    M    M  3.8 12 350   M    M   2        18 350
10  55  46  51   M  14   0    M    M    M  3.8 12 280   M    M   8 13     16  10
11  52  46  49   M  16   0    M    M    M  3.7  9 350   M    M   9        23 120
12  64  46  55   M  10   0    M    M    M  3.5 17  20   M    M   8        24  10
13  61  45  53   M  12   0    M    M    M  2.3  8  50   M    M   8 1      16  50
14  61  48  55   M  10   0    M    M    M  4.4 12  40   M    M  10 1       M   M
15  59  46  53   M  12   0    M    M    M  2.5  7 210   M    M   8         M   M
16  77  45  61   M   4   0    M    M    M  3.6 14 310   M    M   3        23 310
17  79  48  64   M   1   0    M    M    M  3.2  9  20   M    M   3        20  50
18  68  50  59   M   6   0    M    M    M  3.1 12 130   M    M   7 3      23 270
19  55  48  52   M  13   0    M    M    M  1.8  7  50   M    M   9 18      M   M
20  66  48  57   M   8   0    M    M    M  2.5  9 240   M    M   4 18     17 300
21  75  52  64   M   1   0    M    M    M  4.7 12  60   M    M   0        18  50
22  75  52  64   M   1   0    M    M    M  2.8  7  70   M    M   0         M   M
23  77  50  64   M   1   0    M    M    M  2.5  7  50   M    M   0         M   M
24  70  52  61   M   4   0    M    M    M  3.6  9 260   M    M   2 13     22 260
25  72  50  61   M   4   0    M    M    M  2.5  7 240   M    M   1        17 310
26  68  50  59   M   6   0    M    M    M  4.7 13 160   M    M   3 3      22 310
27  77  50  64   M   1   0    M    M    M  4.1 10  30   M    M   2        27  30
28  75  48  62   M   3   0    M    M    M  3.1 13 350   M    M   2 3      21  40
29  81  50  66   M   0   1    M    M    M  2.8  8 110   M    M   0        16  10
30  77  50  64   M   1   0    M    M    M  4.7 16 160   M    M   0        23 160
31  73  50  62   M   3   0    M    M    M  5.3 17 170   M    M   2 3      26 170
================================================================================
SM 2163 1467       192   1     M    M    114.9          M      108
================================================================================
AV 69.8 47.3                               3.7 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    26 250                 36 250
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   BOULDER AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2023
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 W

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

AVERAGE MONTHLY: 58.5   TOTAL FOR MONTH:      M    1 = FOG OR MIST
DPTR FM NORMAL:   0.0   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    81 ON 29    GRTST 24HR      M ON  M       TO 1/4 MILE OR LESS
LOWEST:     39 ON  1, 6                             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:   0
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.   192    CLEAR  (SCALE 0-3)  20
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1  5721    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.     1
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1     2    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP M ON M

[REMARKS]
#FINAL-05-23#