WFO Monthly/Daily Climate Data
Issued by NWS Chicago, IL

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CXUS53 KLOT 011450
CF6RFD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCKFORD IL
                                          MONTH:     DECEMBER
                                          YEAR:      2023
                                          LATITUDE:   42 12 N
                                          LONGITUDE:  89  6 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  39  33  36   4  29   0 0.44  0.1    0  8.5 15  20   M    M  10 1      26  40
 2  41  33  37   5  28   0 0.09    T    0  5.4 13 350   M    M  10 1      16 350
 3  38  33  36   5  29   0 0.25  0.1    0  5.3 14 310   M    M  10 1      19 300
 4  38  33  36   5  29   0    T    T    0  5.0 12 210   M    M  10 1      16 190
 5  38  33  36   6  29   0 0.08  0.7    1  7.9 15 340   M    M  10 1      22 330
 6  38  32  35   5  30   0 0.00  0.0    0 10.9 17 180   M    M   9        26 180
 7  51  33  42  12  23   0 0.00  0.0    0  8.8 14 170   M    M   2        23 170
 8  57  42  50  21  15   0 0.19  0.0    0 10.6 21 190   M    M   5 1      26 200
 9  49  33  41  12  24   0 0.54    T    0 13.1 22 250   M    M  10 1      31 250
10  33  27  30   1  35   0    T  0.0    0 10.4 18 270   M    M  10 16     27 270
11  36  25  31   3  34   0 0.00  0.0    0  6.2 12 190   M    M   5        17 200
12  36  21  29   1  36   0 0.00  0.0    0  8.9 17 290   M    M   2        22 280
13  41  15  28   0  37   0 0.00  0.0    0  3.9 12 220   M    M   3        16 210
14  51  21  36   8  29   0 0.00  0.0    0  4.8 13 210   M    M   0        19 200
15  53  24  39  12  26   0 0.00  0.0    0  4.2 12 130   M    M   7        17 140
16  45  40  43  16  22   0 0.12  0.0    0  8.7 15 140   M    M   9 1      24 160
17  43  33  38  11  27   0    T    T    0 10.5 20 290   M    M  10 1      27 290
18  34  16  25  -1  40   0    T    T    0 15.9 33 310   M    M   5        48 320
19  34  12  23  -3  42   0 0.00  0.0    0  8.2 17 170   M    M   6        24 180
20  43  26  35   9  30   0 0.00  0.0    0  4.6  8  60   M    M   6        13  70
21  43  33  38  12  27   0    T  0.0    0  4.4 10  70   M    M  10        16  70
22  44  42  43  18  22   0 0.46  0.0    0  3.5  9 130   M    M  10 1      14 130
23  48  42  45  20  20   0    T  0.0    0  2.1  6 130   M    M  10 1       9 130
24  53  47  50  25  15   0    T  0.0    0  8.5 15 140   M    M  10 12     23 140
25  57  45  51  26  14   0 0.57  0.0    0  9.6 20 190   M    M  10 1      28 130
26  45  32  39  15  26   0    T    T    0  7.7 18 210   M    M  10 14     25 200
27  43  31  37  13  28   0 0.00  0.0    0  7.0 15 360   M    M   8        22  40
28  36  31  34  10  31   0 0.34  1.5    0 11.5 16 340   M    M   9 1      24 340
29  37  22  30   6  35   0 0.02    T    0  7.5 16 340   M    M   8 1      22 340
30  35  21  28   4  37   0    T    T    0  6.6 15 250   M    M   7 126    21 260
31  32  30  31   7  34   0 0.03  0.4    0 11.7 22 350   M    M  10 16     28 360
================================================================================
SM 1311  941       883   0  3.13  2.8    241.9          M      241
================================================================================
AV 42.3 30.4                               7.8 FASTST   M    M   8    MAX(MPH)
                                 MISC ---->    33 310                 48 320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   ROCKFORD IL
                                          MONTH:     DECEMBER
                                          YEAR:      2023
                                          LATITUDE:   42 12 N
                                          LONGITUDE:  89  6 W

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

AVERAGE MONTHLY: 36.3   TOTAL FOR MONTH:   3.13    1 = FOG OR MIST
DPTR FM NORMAL:   9.0   DPTR FM NORMAL:    1.20    2 = FOG REDUCING VISIBILITY
HIGHEST:    57 ON 25, 8  GRTST 24HR  0.73 ON  8- 9      TO 1/4 MILE OR LESS
LOWEST:     12 ON 19                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   2.8 INCHES  5 = HAIL
                        GRTST 24HR   1.5 ON 28-28  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   1 ON  5     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:   1    0.01 INCH OR MORE:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   8
MIN 32 OR BELOW:  16    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   883    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL  -287    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  2100    CLOUDY (SCALE 8-10) 18
DPTR FM NORMAL  -386

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   805    HIGHEST SLP 30.73 ON 13
DPTR FM NORMAL   -34    LOWEST  SLP 29.57 ON  9

[REMARKS]
#FINAL-12-23#


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