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WFO Monthly/Daily Climate Data
Issued by NWS
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CXUS56 KTFX 220801
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     DECEMBER
                                          YEAR:      2022
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 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   6  24  -3  41   0 0.18  2.0    1  5.7 18 200   M    M   6 18     26 200
 2  30   1  16 -11  49   0 0.00  0.0    3  6.3 25 280   M    M   2 18     35 280
 3  28   3  16 -10  49   0 0.00  0.0    2  3.2 12  60   M    M   0        13  60
 4  21   2  12 -14  53   0 0.04  0.5    2  1.7 13  10   M    M   5        14  10
 5  36  18  27   1  38   0 0.01  0.5    3  4.7 22 270   M    M  10 18     30 260
 6  39  15  27   1  38   0    T  0.5    3  7.3 25 270   M    M   9        34 280
 7  39  15  27   2  38   0 0.00  0.0    3  6.6 22 270   M    M   3        32 280
 8  27   9  18  -7  47   0 0.00  0.0    2  2.3  8 270   M    M   0         9 200
 9  37  17  27   2  38   0 0.00  0.0    2  5.0 17 310   M    M   5        24 310
10  44  14  29   5  36   0 0.00  0.0    2  4.9 21 180   M    M   2        32 190
11  40  23  32   8  33   0    T    T    2  5.3 15 270   M    M   8 8      19 300
12  23  16  20  -4  45   0 0.03    T    2 10.3 15 270   M    M  10 8      20 270
13  24   7  16  -8  49   0 0.00  0.0    2  3.0  8 270   M    M   5 18      9 300
14  29   5  17  -6  48   0 0.09  1.1    2  3.7 10 290   M    M   9 18     14 290
15  27  17  22  -1  43   0 0.05  0.9    3  3.8 13 290   M    M  10 18     16 290
16  28  10  19  -4  46   0 0.00  0.0    4  3.3 18 280   M    M   5        23 280
17  30   9  20  -3  45   0 0.00  0.0    3  5.6 14 270   M    M   7        17 270
18   9  -8   1 -21  64   0 0.00  0.0    3  8.1 14 280   M    M   4        16 310
19  -1  -7  -4 -26  69   0 0.01  0.3    3  5.7 10 340   M    M   9 8      13 350
20  -5 -13  -9 -31  74   0 0.15  2.3    4  7.3 22 330   M    M  10 8      27 320
21 -13 -21 -17 -39  82   0 0.04  2.0    6 10.3 20 330   M    M   9 8      24 330
22 -19 -35 -27 -49  92   0 0.00  0.0    6  2.4  9 250   M    M   2 18     11 250
23   3 -26 -11 -33  76   0 0.03  0.3    6  1.4  8 360   M    M   9 18     11 270
24  36   2  19  -3  46   0 0.05  0.3    5  2.8 16 220   M    M   6 18     24 250
25  50  24  37  15  28   0 0.00  0.0    5  7.5 20 270   M    M   8        27 280
26  42  32  37  15  28   0 0.00  0.0    4  4.1 10 270   M    M   4        12 130
27  53  33  43  21  22   0 0.01  0.0    3  7.9 23 190   M    M   6        35 170
28  40  33  37  15  28   0 0.00  0.0    T 12.1 28 260   M    M   8        42 260
29  41  22  32  10  33   0 0.00  0.0    T  5.7 18 280   M    M   3        25 280
30  39  23  31   9  34   0 0.00  0.0    T  2.3  9 130   M    M   6        11 150
31  41  26  34  12  31   0 0.00  0.0    T  6.5 23 300   M    M   5        29 290
================================================================================
SM  859  272      1443   0  0.69 10.7    166.8          M      185
================================================================================
AV 27.7  8.8                               5.4 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    28 260                 42 260
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   HELENA MT
                                          MONTH:     DECEMBER
                                          YEAR:      2022
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 18.2   TOTAL FOR MONTH:   0.69    1 = FOG OR MIST
DPTR FM NORMAL:  -5.2   DPTR FM NORMAL:    0.23    2 = FOG REDUCING VISIBILITY
HIGHEST:    53 ON 27    GRTST 24HR  0.19 ON 20-21      TO 1/4 MILE OR LESS
LOWEST:    -35 ON 22                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  10.7 INCHES  5 = HAIL
                        GRTST 24HR   2.3 ON 20-20  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   6 ON 23,22  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:  16    0.01 INCH OR MORE:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:  29    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   6    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1443    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   153    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1  3313    CLOUDY (SCALE 8-10)  9
DPTR FM NORMAL   183

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   751    HIGHEST SLP 31.20 ON 22
DPTR FM NORMAL   318    LOWEST  SLP 29.20 ON 27

[REMARKS]
#FINAL-12-22#
National Weather Service National Headquarters
