Climatological Report (Daily)
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CDUS43 KLOT 220633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT MON SEP 22 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 21 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         69    348 PM  92    1970  73     -4       67
  MINIMUM         51   1159 PM  39    1991  52     -1       52
                                      1983
                                      1889
  AVERAGE         60                        62     -2       60

PRECIPITATION (IN)
  YESTERDAY        T             1.67 1947   0.11  -0.11     0.00
  MONTH TO DATE    2.70                      2.29   0.41     2.19
  SINCE SEP 1      2.70                      2.29   0.41     2.19
  SINCE JAN 1     34.78                     27.42   7.36    34.56

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 SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        5                         5      0        5
  MONTH TO DATE   84                        49     35       33
  SINCE SEP 1     84                        49     35       33
  SINCE JUL 1     89                        62     27       44

 COOLING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE   74                        80     -6      136
  SINCE SEP 1     74                        80     -6      136
  SINCE JAN 1    789                       820    -31      901
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    12.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           400 AM
 LOWEST     51           300 PM
 AVERAGE    66

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        92      1956
 MINIMUM TEMPERATURE (F)   51        32      1995


SUNRISE AND SUNSET
SEPTEMBER 22 2014.....SUNRISE   639 AM CDT   SUNSET   649 PM CDT
SEPTEMBER 23 2014.....SUNRISE   640 AM CDT   SUNSET   647 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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