504
CXUS53 KLOT 150800
CF6DPA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DUPAGE AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2025
                                          LATITUDE:   41 55 N
                                          LONGITUDE:  88 15 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  68  52  60   6   5   0 0.54    M    M  9.1 25 230   M    M  10 18     34 230
 2  60  46  53  -2  12   0 0.02    M    M  6.7 16  70   M    M   9 1      21  70
 3  59  43  51  -4  14   0 0.00    M    M 11.1 21 360   M    M   3        30  20
 4  63  44  54  -1  11   0 0.15    M    M 11.4 22  20   M    M   3        29  10
 5  62  45  54  -2  11   0 0.00    M    M  8.0 18  50   M    M   7 1      26  40
 6  77  42  60   4   5   0 0.00    M    M  6.2 18 310   M    M   2 1      27 280
 7  77  50  64   8   1   0 0.00    M    M  9.8 21  30   M    M   0 1      30  60
 8  61  37  49  -8  16   0 0.00    M    M 14.6 24  40   M    M   3        32  40
 9  69  34  52  -5  13   0 0.00    M    M  4.9 14  70   M    M   0        20  70
10  75  40  58   0   7   0 0.00    M    M  9.2 21  70   M    M   1        26  80
11  74  36  55  -3  10   0 0.00    M    M  8.1 17  60   M    M   0        26  50
12  82  46  64   6   1   0    T    M    M  6.8 20  60   M    M   1        26  70
13  80  59  70  11   0   5 0.00    M    M  7.4 20  70   M    M   3 1      25 100
14  82  57  70  11   0   5 0.00    M    M  5.6 16  80   M    M   4 128    20  90
================================================================================
SM  989  631       106  10  0.71    M    118.9          M       46
================================================================================
AV 70.6 45.1                               8.5 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    25 230                 34 230
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   DUPAGE AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2025
                                          LATITUDE:   41 55 N
                                          LONGITUDE:  88 15 W

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

AVERAGE MONTHLY: 57.9   TOTAL FOR MONTH:   0.71    1 = FOG OR MIST
DPTR FM NORMAL:   1.2   DPTR FM NORMAL:   -1.34    2 = FOG REDUCING VISIBILITY
HIGHEST:    82 ON 14,12  GRTST 24HR  0.56 ON 30- 1      TO 1/4 MILE OR LESS
LOWEST:     34 ON  9                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    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:   0    0.01 INCH OR MORE:   3
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   106    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL   -21    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1  5530    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL  -716

[CDD (BASE 65) ]
TOTAL THIS MO.    10
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1    16    HIGHEST SLP M ON M
DPTR FM NORMAL     0    LOWEST  SLP 29.61 ON  1

[REMARKS]