WFO Monthly/Daily Climate Data
Issued by NWS

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CXUS55 KBOU 170900
CF6BDU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   BOULDER AIRPORT
                                          MONTH:     OCTOBER
                                          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  84  61  73   M   0   8    M    M    M  7.6 16 150   M    M   0        24 140
 2  81  52  67   M   0   2    M    M    M  5.8 16 140   M    M   3 3      23 140
 3  68  45  57   M   8   0    M    M    M  4.1 15 300   M    M   2        22 300
 4  72  48  60   M   5   0    M    M    M  3.7 15 270   M    M   2        26 310
 5  70  43  57   M   8   0    M    M    M  2.7  8 360   M    M   0         M   M
 6  54  41  48   M  17   0    M    M    M  2.0  7 180   M    M   4         M   M
 7  72  37  55   M  10   0    M    M    M  2.5  7  60   M    M   0         M   M
 8  77  43  60   M   5   0    M    M    M  1.7  6 140   M    M   0         M   M
 9  81  43  62   M   3   0    M    M    M  2.7  8 110   M    M   0         M   M
10  81  46  64   M   1   0    M    M    M  4.4 12 280   M    M   1        21 300
11  70  48  59   M   6   0    M    M    M  5.3 23 240   M    M   5        38 240
12  59  41  50   M  15   0    M    M    M  8.3 22 360   M    M   7        31 310
13  55  34  45   M  20   0    M    M    M  2.8 10  60   M    M   2         M   M
14  54  32  43   M  22   0    M    M    M  1.4  7  60   M    M   2         M   M
15  66  32  49   M  16   0    M    M    M  2.6  8  70   M    M   0         M   M
16  73  41  57   M   8   0    M    M    M  2.9  6  70   M    M   0         M   M
================================================================================
SM 1117  687       144  10     M    M     60.6          M       28
================================================================================
AV 69.8 42.9                               3.8 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    23 240                 38 240
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

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

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

AVERAGE MONTHLY: 56.4   TOTAL FOR MONTH:      M    1 = FOG OR MIST
DPTR FM NORMAL:   0.0   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    84 ON  1    GRTST 24HR      M ON  M       TO 1/4 MILE OR LESS
LOWEST:     32 ON 14,15                             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:   2    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   144    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1   190    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.    10
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1   691    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP M ON M

[REMARKS]