WFO Monthly/Daily Climate Data
Issued by NWS

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579
CXUS55 KBOU 180752
CF6BDU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   Boulder Airport
                                          MONTH:     OCTOBER
                                          YEAR:      2017
                                          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  68  46  57   M   8   0    M    M    M  7.5 18 230   M    M   6 3      36 250
 2  45  37  41   M  24   0    M    M    M  1.8  6  30   M    M  10         M  M
 3  54  36  45   M  20   0    M    M    M  2.3  7 330   M    M   8         M  M
 4  66  39  53   M  12   0    M    M    M  1.8  6 200   M    M   0         M  M
 5  66  46  56   M   9   0    M    M    M  2.1  6 100   M    M   4         M  M
 6  68  50  59   M   6   0    M    M    M  8.2 36 270   M    M   3        48 270
 7  77  54  66   M   0   1    M    M    M  8.2 20 250   M    M   0        25 250
 8  68  34  51   M  14   0    M    M    M  9.3 29 290   M    M   3        38 290
 9  39  32  36   M  29   0    M    M    M  3.3  8  20   M    M   7         M  M
10  57  30  44   M  21   0    M    M    M  0.7  4 190   M    M   0         M  M
11  70  34  52   M  13   0    M    M    M  1.5  5 260   M    M   0         M  M
12  77  39  58   M   7   0    M    M    M  3.2  9  40   M    M   0         M  M
13  61  37  49   M  16   0    M    M    M  1.8  6  70   M    M   0         M  M
14  61  34  48   M  17   0    M    M    M  8.4 43 260   M    M   0        53 260
15  59  30  45   M  20   0    M    M    M  2.1  5 250   M    M   0 8       M  M
16  73  37  55   M  10   0    M    M    M  5.0 13 240   M    M   0 8       M  M
17  77  39  58   M   7   0    M    M    M  3.3  8 270   M    M   0         M  M
================================================================================
SM 1086  654       233   1    M     M     70.5          M       41
================================================================================
AV 63.9 38.5                               4.1 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 43 260               # 53  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:    OCTOBER
                                          YEAR:     2017
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 W

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

AVERAGE MONTHLY: 51.2   TOTAL FOR MONTH:      M    1 = FOG OR MIST
DPTR FM NORMAL:     M   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    77 ON 17,12 GRTST 24HR    M  ON   M        TO 1/4 MILE OR LESS
LOWEST:     30 ON 15,10                            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:   3    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   233    CLEAR  (SCALE 0-3)  11
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1   394    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.     1
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1   766    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP M ON M

[REMARKS]



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