WFO Monthly/Daily Climate Data
Issued by NWS

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000
CXUS55 KBOU 190900
CF6BDU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   Boulder Airport
                                          MONTH:     JANUARY
                                          YEAR:      2018
                                          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  30  14  22   M  43   0    M    M    M  1.9  7  30   M    M   5 1       M  M
 2  43  16  30   M  35   0    M    M    M  2.3  7 190   M    M   1 1       M  M
 3  46  23  35   M  30   0    M    M    M  2.9  8 350   M    M   0         M  M
 4  52  28  40   M  25   0    M    M    M  2.4  6  90   M    M   0         M  M
 5  50  27  39   M  26   0    M    M    M  2.4  6 340   M    M   0         M  M
 6  54  30  42   M  23   0    M    M    M  3.0  8 360   M    M   3        10  90
 7  54  32  43   M  22   0    M    M    M  4.2  8 130   M    M   1        21 260
 8  52  28  40   M  25   0    M    M    M  2.3  7  10   M    M   0         M  M
 9  66  39  53   M  12   0    M    M    M  7.9 23 270   M    M   1        29 270
10  55  28  42   M  23   0    M    M    M  5.6 12 260   M    M   3        21  70
11  41  23  32   M  33   0    M    M    M  6.8 24 290   M    M   0        36 260
12  46  30  38   M  27   0    M    M    M  5.7 15 330   M    M   5        21 330
13  52  23  38   M  27   0    M    M    M  2.4  9 310   M    M   2 12     21 310
14  46  25  36   M  29   0    M    M    M  3.2 10 360   M    M   1         M  M
15  32   9  21   M  44   0    M    M    M  4.7  8 120   M    M   9         M  M
16  32   1  17   M  48   0    M    M    M  1.2  5 350   M    M   0         M  M
17  52  18  35   M  30   0    M    M    M  1.8  7 230   M    M   0         M  M
18  59  27  43   M  22   0    M    M    M  1.5  6 230   M    M   0         M  M
================================================================================
SM  862  421       524   0    M     M     62.2          M       31
================================================================================
AV 47.9 23.4                               3.5 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 24 290               # 36  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:    JANUARY
                                          YEAR:     2018
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 W

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

AVERAGE MONTHLY: 35.6   TOTAL FOR MONTH:      M    1 = FOG OR MIST
DPTR FM NORMAL:     M   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    66 ON  9    GRTST 24HR    M  ON   M        TO 1/4 MILE OR LESS
LOWEST:      1 ON 16                               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:   3    0.01 INCH OR MORE:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  17    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   524    CLEAR  (SCALE 0-3)  14
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1  2588    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL     M

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

[REMARKS]



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