WFO Monthly/Daily Climate Data
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CXUS55 KBOU 011000
CF6BDU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   BOULDER AIRPORT
                                          MONTH:     DECEMBER
                                          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  37  23  30   M  35   0    M    M    M  1.1  5 170   M    M   1         M   M
 2  41  23  32   M  33   0    M    M    M 14.2 43 260   M    M   2        59 260
 3  41  32  37   M  28   0    M    M    M  6.4 16 240   M    M   5        29 240
 4  59  28  44   M  21   0    M    M    M  7.1 20 320   M    M   0        36 320
 5  61  28  45   M  20   0    M    M    M  4.1 16 250   M    M   0        29 320
 6  64  34  49   M  16   0    M    M    M  1.2  5 190   M    M   0         M   M
 7  61  34  48   M  17   0    M    M    M 11.3 31 270   M    M   1        45 270
 8  45  28  37   M  28   0    M    M    M  5.9 16 210   M    M   5        23 200
 9  36  21  29   M  36   0    M    M    M  2.3  7 200   M    M   3 8       M   M
10  52  18  35   M  30   0    M    M    M  8.3 32 280   M    M   1        39 280
11  46  32  39   M  26   0    M    M    M  3.7  9  50   M    M   5         M   M
12  36  30  33   M  32   0    M    M    M  3.0  6 360   M    M  10 1       M   M
13  34  30  32   M  33   0    M    M    M  1.0  5 130   M    M  10 1       M   M
14  36  27  32   M  33   0    M    M    M  1.3  5 130   M    M   6 1       M   M
15  52  27  40   M  25   0    M    M    M  2.1  7 230   M    M   0 1       M   M
16  63  30  47   M  18   0    M    M    M  7.7 23 290   M    M   0        35 290
17  63  32  48   M  17   0    M    M    M  8.2 22 260   M    M   0        30 260
18  52  27  40   M  25   0    M    M    M  0.9  9 230   M    M   0         M   M
19  64  43  54   M  11   0    M    M    M  4.1 13 240   M    M   0        20 240
20  61  39  50   M  15   0    M    M    M  3.1  8  60   M    M   2         M   M
21  61  36  49   M  16   0    M    M    M  2.8 10 260   M    M   3         M   M
22  57  30  44   M  21   0    M    M    M  1.7  6 350   M    M   0         M   M
23  54  34  44   M  21   0    M    M    M  3.5 10  30   M    M   7        20  10
24  34  21  28   M  37   0    M    M    M  3.5  8  40   M    M   8         M   M
25  30  14  22   M  43   0    M    M    M  2.3  7 200   M    M   2         M   M
26  41  27  34   M  31   0    M    M    M  1.7  6 200   M    M  10         M   M
27  50  28  39   M  26   0    M    M    M  3.4  8  40   M    M   5         M   M
28  50  21  36   M  29   0    M    M    M  2.3  7 220   M    M   0         M   M
29  55  28  42   M  23   0    M    M    M  3.8  8 140   M    M   0         M   M
30  54  30  42   M  23   0    M    M    M  2.6  5 220   M    M   0         M   M
31  41  27  34   M  31   0    M    M    M  1.0  3 260   M    M   0         M   M
================================================================================
SM 1531  882       800   0     M    M    125.5          M       86
================================================================================
AV 49.4 28.5                               4.0 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    43 260                 59 260
================================================================================
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:     DECEMBER
                                          YEAR:      2023
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 W

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

AVERAGE MONTHLY: 38.9   TOTAL FOR MONTH:      M    1 = FOG OR MIST
DPTR FM NORMAL:   0.0   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    64 ON  6,19  GRTST 24HR      M ON  M       TO 1/4 MILE OR LESS
LOWEST:     14 ON 25                               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:   1    0.01 INCH OR MORE:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  25    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   800    CLEAR  (SCALE 0-3)  21
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   7
TOTAL FM JUL 1  1852    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1   693    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP M ON M

[REMARKS]
#FINAL-12-23#


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