Climatological Report (Daily)
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CDUS43 KLOT 220633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT THU JUN 22 2017


...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 21 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    202 PM 101    1988  82     -2       84
  MINIMUM         55    342 AM  38    1992  60     -5       64
  AVERAGE         68                        71     -3       74

PRECIPITATION (IN)
  YESTERDAY        0.00          1.58 1875   0.11  -0.11     0.00
  MONTH TO DATE    1.39                      2.47  -1.08     1.51
  SINCE JUN 1      1.39                      2.47  -1.08     1.51
  SINCE JAN 1     19.50                     15.55   3.95    15.15

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1     26.1                      36.3  -10.2     31.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                        44    -44       12
  SINCE JUN 1      0                        44    -44       12
  SINCE JUL 1   5284                      6336  -1052     5427

 COOLING
  YESTERDAY        3                         7     -4        9
  MONTH TO DATE  183                        96     87      147
  SINCE JUN 1    183                        96     87      147
  SINCE JAN 1    216                       150     66      221
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     7.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           100 AM
 LOWEST     35           100 PM
 AVERAGE    61

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        97      1988
 MINIMUM TEMPERATURE (F)   60        40      1875


SUNRISE AND SUNSET
JUNE 22 2017..........SUNRISE   517 AM CDT   SUNSET   831 PM CDT
JUNE 23 2017..........SUNRISE   517 AM CDT   SUNSET   831 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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