WFO Monthly/Daily Climate Data
Issued by NWS Cheyenne, WY

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CXUS55 KCYS 021529
CF6CYS

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)  ...CORRECTED...

                                          STATION:   CHEYENNE WYOMING AIRPORT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   41  9 N
                                          LONGITUDE: 104 49 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  41  19  30   1  35   0    T    T    0 18.6 33 360   M    M   5        49 360
 2  31  14  23  -6  42   0 0.00  0.0    0 15.1 28 340   M    M   0        39 340
 3  44  19  32   3  33   0 0.00  0.0    0 14.8 21 310   M    M   0        32 300
 4  55  28  42  14  23   0 0.00  0.0    0 12.7 18 360   M    M   0        25 310
 5  54  27  41  13  24   0 0.00  0.0    0  8.2 16 290   M    M   0        23 360
 6  58  24  41  13  24   0 0.00  0.0    0 12.0 22 320   M    M   0        32 330
 7  61  28  45  17  20   0 0.00  0.0    0 11.1 17 320   M    M   0        26 310
 8  64  29  47  19  18   0 0.00  0.0    0  8.5 22 280   M    M   0        34 300
 9  63  31  47  19  18   0 0.00  0.0    0 12.2 24 210   M    M   0        30 270
10  47  22  35   8  30   0 0.04  0.4    0 10.3 23 350   M    M   4 12     32 340
11  22   2  12 -15  53   0 0.10  1.2    T  6.0 12 100   M    M   8 18     14 110
12  22   3  13 -14  52   0 0.19  2.5    1  7.2 23  10   M    M   8 1      32 360
13  23   1  12 -15  53   0 0.00  0.0    4 10.2 21 220   M    M   1        25 220
14  30  16  23  -4  42   0    T    T    3  8.9 21  10   M    M   8        32 360
15  27  17  22  -5  43   0    T    T    3 14.1 24 330   M    M   5 1      34 340
16  35  19  27   0  38   0 0.00  0.0    3 14.8 31 280   M    M   2        42 280
17  47  16  32   5  33   0 0.00  0.0    2  9.3 29 280   M    M   1        37 270
18  40  16  28   1  37   0 0.01  0.1    1 11.3 26 350   M    M   4 1      37 360
19  39  21  30   3  35   0 0.00  0.0    T 21.9 45 270   M    M   0        61 290
20  46  18  32   5  33   0 0.00  0.0    T 20.9 48 270   M    M   1        70 260
21  54  30  42  15  23   0 0.00  0.0    0 18.6 38 270   M    M   0        49 300
22  58  23  41  14  24   0    T    T    0 17.9 38 310   M    M   2        58 310
23  26  14  20  -8  45   0    T    T    0 21.4 35 320   M    M   4 1      54 310
24  42  19  31   3  34   0 0.00  0.0    0 22.0 40 310   M    M   1        62 320
25  56  30  43  15  22   0 0.00  0.0    0 13.7 25 280   M    M   0        36 290
26  56  34  45  17  20   0 0.00  0.0    0 18.7 38 280   M    M   0        49 280
27  42  18  30   2  35   0 0.00  0.0    0 13.7 29 280   M    M   4        37 280
28  27  12  20  -8  45   0 0.14  1.4    0 10.3 22 170   M    M   7 18     31 160
29  28   8  18 -10  47   0    T    T    1 13.4 26 320   M    M   5 12     42 310
30  35   3  19  -9  46   0 0.00  0.0    1 10.4 24 280   M    M   1        35 260
31  44  22  33   5  32   0 0.00  0.0    1  9.3 21 270   M    M   3        27 320
================================================================================
SM 1317  583      1059   0  0.48  5.6    417.5          M       74
================================================================================
AV 42.5 18.8                              13.5 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    48 270                 70 260
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   CHEYENNE WYOMING AIRPORT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   41  9 N
                                          LONGITUDE: 104 49 W

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

AVERAGE MONTHLY: 30.6   TOTAL FOR MONTH:   0.48    1 = FOG OR MIST
DPTR FM NORMAL:   2.9   DPTR FM NORMAL:   -0.01    2 = FOG REDUCING VISIBILITY
HIGHEST:    64 ON  8    GRTST 24HR  0.19 ON 12-12      TO 1/4 MILE OR LESS
LOWEST:      1 ON 13                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   5.6 INCHES  5 = HAIL
                        GRTST 24HR   2.5 ON 12-12  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   4 ON 13     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:   9    0.01 INCH OR MORE:   5
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:  30    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1059    CLEAR  (SCALE 0-3)  19
DPTR FM NORMAL   -96    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  2629    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL  -276

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   605    HIGHEST SLP 30.60 ON  2
DPTR FM NORMAL   257    LOWEST  SLP 29.38 ON 22

[REMARKS]
DECEMBER 8TH...TIED RECORD HIGH 64 DEGREES PREVIOUSLY SET IN 1940.
#FINAL-12-20#


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