WFO Monthly/Daily Climate Data
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000
CXUS55 KLOT 300700
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   CHICAGO-OHARE
                                          MONTH:     JANUARY
                                          YEAR:      2015
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 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  32  14  23  -1  42   0 0.00  0.0    0 14.5 24 240   M    M   4        30 250
 2  34  15  25   1  40   0 0.00  0.0    0  4.6 12 150   M    M   6        13 150
 3  34  29  32   8  33   0 0.57  0.4    0  5.5 13 140   M    M  10 146    14 140
 4  33   2  18  -6  47   0 0.13  2.2    1 15.9 26 320   M    M   7 189    31 320
 5   6  -3   2 -22  63   0 0.15  1.8    2 10.2 22 310   M    M   6 18     26 310
 6  10  -5   3 -21  62   0 0.01  0.2    4 13.9 24 270   M    M   7 189    30 280
 7   6  -6   0 -24  65   0 0.00  0.0    3 17.4 28 330   M    M   1 8      33 320
 8  18  -8   5 -19  60   0 0.06  3.0    3 17.6 28 300   M    M   8 89     39 300
 9  11   0   6 -18  59   0    T    T    5 16.5 30 330   M    M   4 89     38 330
10  24  -2  11 -13  54   0 0.00  0.0    4 11.7 22 180   M    M   5        27 190
11  32  22  27   3  38   0 0.19  2.6    4  8.3 18 180   M    M   8 1      21 180
12  28  15  22  -2  43   0    T  0.4    6 12.7 21  10   M    M   7 18     25  10
13  19   3  11 -13  54   0    T  0.2    6  7.5 20  50   M    M   6        23  50
14  19   1  10 -14  55   0    T    T    6  6.4 14 220   M    M   8 1      18 220
15  34  17  26   2  39   0 0.00  0.0    5 10.1 21 240   M    M   5        27 230
16  34  23  29   5  36   0 0.00  0.0    4  8.2 15 140   M    M   6        18 140
17  42  26  34  11  31   0 0.00  0.0    4 15.4 28 210   M    M   8 1      37 220
18  40  27  34  11  31   0    T    T    0 10.4 20 300   M    M   6        24 240
19  41  25  33  10  32   0    T    T    0  5.4 12 100   M    M   5        13 100
20  36  29  33  10  32   0    T  0.0    0  7.4 17  40   M    M   9 16     23  50
21  33  29  31   7  34   0 0.01  0.1    0  7.5 14  20   M    M  10 16     17  40
22  31  28  30   6  35   0 0.00  0.0    0  6.9 15 260   M    M  10        19 230
23  31  29  30   6  35   0 0.00  0.0    0 11.5 17 220   M    M  10        24 260
24  43  29  36  12  29   0 0.00  0.0    0  8.0 18 260   M    M   9        24 260
25  34  24  29   5  36   0 0.08  0.6    0 14.6 26  40   M    M   9 14     35  50
26  26  15  21  -3  44   0 0.07  1.0    0  5.6 13  60   M    M   9 16     16  60
27  32  20  26   2  39   0    T    T    1  6.0 13  40   M    M   7 16     15  40
28  34  19  27   3  38   0 0.01  0.0    1 10.9 20 170   M    M   8        25 160
29  35  28  32   8  33   0 0.01  0.1    1 13.9 26 320   M    M   9 18     35 330
================================================================================
SM  832  445      1239   0  1.29    12.6 304.5          M      207
================================================================================
AV 28.7 15.3                              10.5 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 30 330               # 39  300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  CHICAGO-OHARE
                                          MONTH:    JANUARY
                                          YEAR:     2015
                                          LATITUDE:   41 58 N
                                          LONGITUDE:  87 54 W

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

AVERAGE MONTHLY: 22.0   TOTAL FOR MONTH:   1.29    1 = FOG OR MIST
DPTR FM NORMAL:  -1.8   DPTR FM NORMAL:   -0.34    2 = FOG REDUCING VISIBILITY
HIGHEST:    43 ON 24    GRTST 24HR  0.59 ON  3- 4      TO 1/4 MILE OR LESS
LOWEST:     -8 ON  8                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  12.6 INCHES  5 = HAIL
                        GRTST 24HR   3.0 ON  8- 8  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   6 ON 14,13  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:  15    0.01 INCH OR MORE:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:  29    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   6    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1239    CLEAR  (SCALE 0-3)   1
DPTR FM NORMAL    42    PTCLDY (SCALE 4-7)  19
TOTAL FM JUL 1  3697    CLOUDY (SCALE 8-10)  9
DPTR FM NORMAL    89

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL     0    LOWEST  SLP 29.59 ON 17

[REMARKS]


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