Climatological Report (Daily)
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000
CDUS43 KLOT 240633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST SAT JAN 24 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 23 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         31   1123 PM  65    1909  31      0       10
  MINIMUM         29    925 PM -18    1963  16     13       -5
  AVERAGE         30                        24      6        3

PRECIPITATION (IN)
  YESTERDAY        0.00          0.89 1999   0.05  -0.05      T
  MONTH TO DATE    1.12                      1.33  -0.21     2.62
  SINCE DEC 1      1.91                      3.58  -1.67     4.56
  SINCE JAN 1      1.12                      1.33  -0.21     2.62

SNOWFALL (IN)
  YESTERDAY        0.0           4.5  1897   0.4   -0.4       T
  MONTH TO DATE   10.9                       7.9    3.0     30.3
  SINCE DEC 1     10.9                      16.4   -5.5     44.5
  SINCE JUL 1     13.8                      17.8   -4.0     45.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       35                        41     -6       62
  MONTH TO DATE 1020                       951     69     1109
  SINCE DEC 1   2035                      2106    -71     2392
  SINCE JUL 1   3478                      3362    116     3675

 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    17   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    11.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           900 PM
 LOWEST     69           400 PM
 AVERAGE    77

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        65      1967
 MINIMUM TEMPERATURE (F)   16       -15      1897


SUNRISE AND SUNSET
JANUARY 24 2015.......SUNRISE   712 AM CST   SUNSET   456 PM CST
JANUARY 25 2015.......SUNRISE   711 AM CST   SUNSET   457 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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