Climatological Report (Daily)
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793
CDUS43 KLOT 010643
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1242 AM CST MON FEB 1 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 31 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         48   1240 PM  65    1989  32     16       36
  MINIMUM         33   1159 PM -12    1985  17     16       19
                                      1899
  AVERAGE         41                        24     17       28

PRECIPITATION (IN)
  YESTERDAY        0.02          1.52 1914   0.05  -0.03     0.12
  MONTH TO DATE    0.84                      1.73  -0.89     1.41
  SINCE DEC 1      5.71                      3.98   1.73     2.20
  SINCE JAN 1      0.84                      1.73  -0.89     1.41

SNOWFALL (IN)
  YESTERDAY        0.0           9.5  1914   0.4   -0.4      1.3
  MONTH TO DATE    6.3                      10.8   -4.5     13.9
  SINCE DEC 1     10.8                      19.3   -8.5     13.9
  SINCE JUL 1     22.0                      20.7    1.3     16.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       24                        41    -17       37
  MONTH TO DATE 1239                      1279    -40     1317
  SINCE DEC 1   2039                      2434   -395     2332
  SINCE JUL 1   3012                      3690   -678     3775

 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 (290)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     8.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     85           100 AM
 AVERAGE    93

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        56      1968
 MINIMUM TEMPERATURE (F)   17       -14      1985


SUNRISE AND SUNSET
FEBRUARY  1 2016......SUNRISE   705 AM CST   SUNSET   506 PM CST
FEBRUARY  2 2016......SUNRISE   704 AM CST   SUNSET   507 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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