Climatological Report (Daily)
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000
CDUS43 KLOT 250634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST SUN JAN 25 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 24 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         43   1209 PM  65    1967  31     12       28
  MINIMUM         29    259 AM -15    1897  16     13       -6
  AVERAGE         36                        24     12       11

PRECIPITATION (IN)
  YESTERDAY        0.00          0.76 1938   0.06  -0.06     0.02
  MONTH TO DATE    1.12                      1.39  -0.27     2.64
  SINCE DEC 1      1.91                      3.64  -1.73     4.58
  SINCE JAN 1      1.12                      1.39  -0.27     2.64

SNOWFALL (IN)
  YESTERDAY        0.0           5.7  1893   0.4   -0.4      0.4
  MONTH TO DATE   10.9                       8.3    2.6     30.7
  SINCE DEC 1     10.9                      16.8   -5.9     44.9
  SINCE JUL 1     13.8                      18.2   -4.4     45.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       29                        41    -12       54
  MONTH TO DATE 1049                       992     57     1163
  SINCE DEC 1   2064                      2147    -83     2446
  SINCE JUL 1   3507                      3403    104     3729

 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    18   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     8.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           500 PM
 LOWEST     65          1200 PM
 AVERAGE    77

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        67      1950
 MINIMUM TEMPERATURE (F)   16       -20      1897


SUNRISE AND SUNSET
JANUARY 25 2015.......SUNRISE   711 AM CST   SUNSET   457 PM CST
JANUARY 26 2015.......SUNRISE   710 AM CST   SUNSET   459 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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