Climatological Report (Daily)
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000
CDUS43 KLOT 270634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST TUE JAN 27 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 26 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         26   1159 PM  62    1944  31     -5       31
  MINIMUM         15    644 AM -16    1897  16     -1        6
  AVERAGE         21                        24     -3       19

PRECIPITATION (IN)
  YESTERDAY        0.07          1.66 1967   0.05   0.02     0.17
  MONTH TO DATE    1.27                      1.48  -0.21     2.81
  SINCE DEC 1      2.06                      3.73  -1.67     4.75
  SINCE JAN 1      1.27                      1.48  -0.21     2.81

SNOWFALL (IN)
  YESTERDAY        1.0          16.4  1967   0.4    0.6      2.4
  MONTH TO DATE   12.5                       9.0    3.5     33.1
  SINCE DEC 1     12.5                      17.5   -5.0     47.3
  SINCE JUL 1     15.4                      18.9   -3.5     48.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       44                        41      3       46
  MONTH TO DATE 1129                      1074     55     1254
  SINCE DEC 1   2144                      2229    -85     2537
  SINCE JUL 1   3587                      3485    102     3820

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  MIXED PRECIP
  LT FREEZING RAIN
  SNOW
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           800 PM
 LOWEST     68          1200 AM
 AVERAGE    84

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        62      1916
 MINIMUM TEMPERATURE (F)   16       -10      1955


SUNRISE AND SUNSET
JANUARY 27 2015.......SUNRISE   709 AM CST   SUNSET   500 PM CST
JANUARY 28 2015.......SUNRISE   708 AM CST   SUNSET   501 PM CST


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




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