WFO Monthly/Daily Climate Data
Issued by NWS Missoula, MT

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CXUS55 KMSO 081549
CF6MSO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   MISSOULA MT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   46 55 N
                                          LONGITUDE: 114  5 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  42  23  33   6  32   0 0.00  0.0    0  7.3 17 290   M    M   8        21 280
 2  36  16  26   0  39   0 0.00  0.0    0  1.1  7 260   M    M   0         9 280
 3  36  15  26   0  39   0 0.00  0.0    0  0.3  6 350   M    M   0         6 340
 4  34  13  24  -2  41   0 0.00  0.0    0  1.1  8 150   M    M   0         8 150
 5  34  10  22  -4  43   0 0.00  0.0    0  0.6  6 250   M    M   1 12      9 270
 6  33  11  22  -3  43   0    T    T    0  0.6  7 290   M    M   3 12      7 300
 7  32  10  21  -4  44   0 0.00  0.0    0  1.4  7 260   M    M   1 12      8 260
 8  47  19  33   8  32   0 0.00  0.0    0  1.1  7 290   M    M   1 1       7 280
 9  49  24  37  13  28   0 0.00  0.0    0  3.7 13 290   M    M   8        16 290
10  44  21  33   9  32   0    T    T    0  3.0 13 250   M    M   4        15 250
11  27  16  22  -2  43   0 0.05  1.3    0  1.0  7 360   M    M   6 12      8 350
12  30  18  24   0  41   0    T  0.1    1  1.1  6 150   M    M  10 1       8 180
13  25  17  21  -3  44   0 0.02  0.4    1  1.0  7 250   M    M   8 12      7 250
14  30  19  25   2  40   0 0.01  0.3    2  0.9  6 240   M    M  10 1       6 240
15  35  20  28   5  37   0 0.04  0.5    2  2.2  8 280   M    M  10 12      9 250
16  43  27  35  12  30   0    T    T    2  3.8 12 100   M    M   7 1      13  90
17  43  30  37  14  28   0 0.02  0.0    1  7.0 25 310   M    M  10 1      32 310
18  40  30  35  12  30   0 0.00  0.0    0  1.1  9 210   M    M  10        11 240
19  46  28  37  14  28   0 0.00  0.0    0  4.8 18 220   M    M   8        28 220
20  48  36  42  19  23   0 0.04  0.0    0  6.9 23 170   M    M   9        29 170
21  42  27  35  12  30   0 0.09  0.0    0  3.4  9 200   M    M   9 12     10 200
22  46  20  33  10  32   0 0.10  1.7    0  9.4 38 280   M    M   8 1      50 270
23  34  11  23   0  42   0 0.00  0.0    2  2.1  8  10   M    M   4 1       9 350
24  29  10  20  -3  45   0 0.00  0.0    2  0.4  6 350   M    M   0         6 350
25  29  14  22  -1  43   0 0.00  0.0    1  1.3  7 320   M    M   2         8 310
26  36  25  31   8  34   0 0.02    T    1  1.9  9 220   M    M  10 1      13 340
27  37  18  28   5  37   0 0.01  0.1    1  2.0 10 240   M    M   5 1      12 340
28  30  12  21  -2  44   0 0.00  0.0    T  1.0  6 340   M    M   1 12      6 340
29  28  14  21  -2  44   0 0.00  0.0    T  2.2  9 120   M    M   6 1      10 120
30  28  19  24   1  41   0 0.01  0.3    T  1.3  7 300   M    M  10 1       8 270
31  36  21  29   5  36   0    T  0.1    1  1.0  6 130   M    M   9 12      7 280
================================================================================
SM 1129  594      1145   0  0.41  4.8     76.0          M      178
================================================================================
AV 36.4 19.2                               2.5 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    38 280                 50 270
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   MISSOULA MT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   46 55 N
                                          LONGITUDE: 114  5 W

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

AVERAGE MONTHLY: 27.8   TOTAL FOR MONTH:   0.41    1 = FOG OR MIST
DPTR FM NORMAL:   3.9   DPTR FM NORMAL:   -0.63    2 = FOG REDUCING VISIBILITY
HIGHEST:    49 ON  9    GRTST 24HR  0.11 ON 21-22      TO 1/4 MILE OR LESS
LOWEST:     10 ON 24, 7                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   4.8 INCHES  5 = HAIL
                        GRTST 24HR   1.7 ON 22-22  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   2 ON 24,23  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:  10    0.01 INCH OR MORE:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
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.  1145    CLEAR  (SCALE 0-3)  10
DPTR FM NORMAL  -131    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  3023    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL  -149

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   326    HIGHEST SLP 30.76 ON  2
DPTR FM NORMAL    -6    LOWEST  SLP 29.42 ON 22

[REMARKS]
#FINAL-12-20#


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