Climatological Report (Daily)
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CDUS43 KLOT 200631
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT MON JUL 20 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 19 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85    232 PM 101    1930  84      1       80
  MINIMUM         65   1154 PM  50    1873  64      1       57
  AVERAGE         75                        74      1       69

PRECIPITATION (IN)
  YESTERDAY        0.00          1.96 1963   0.11  -0.11     0.00
  MONTH TO DATE    2.85                      2.11   0.74     2.10
  SINCE JUN 1      9.97                      5.56   4.41     9.91
  SINCE JAN 1     21.46                     18.64   2.82    24.74

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   13                         0     13        5
  SINCE JUN 1     52                        48      4       17
  SINCE JUL 1     13                         0     13        5

 COOLING
  YESTERDAY       10                         9      1        4
  MONTH TO DATE  114                       170    -56      106
  SINCE JUN 1    232                       335   -103      304
  SINCE JAN 1    285                       389   -104      365
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     8.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           300 AM
 LOWEST     47           400 PM
 AVERAGE    67

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      1980
 MINIMUM TEMPERATURE (F)   64        53      1970


SUNRISE AND SUNSET
JULY 20 2015..........SUNRISE   533 AM CDT   SUNSET   822 PM CDT
JULY 21 2015..........SUNRISE   534 AM CDT   SUNSET   821 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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