Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
695
CDUS43 KLOT 050653
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1252 AM CST MON DEC 5 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 4 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         33   1033 AM  66    1998  39     -6       47
  MINIMUM         27    852 PM   0    1893  24      3       32
  AVERAGE         30                        31     -1       40

PRECIPITATION (IN)
  YESTERDAY        0.50          1.19 1973   0.09   0.41     0.00
  MONTH TO DATE    0.50                      0.37   0.13     0.39
  SINCE DEC 1      0.50                      0.37   0.13     0.39
  SINCE JAN 1     34.70                     35.01  -0.31    35.37

SNOWFALL (IN)
  YESTERDAY        6.4 R         5.1  2010   0.2    6.2      0.0
  MONTH TO DATE    6.4                       0.8    5.6      1.3
  SINCE DEC 1      6.4                       0.8    5.6      1.3
  SINCE JUL 1      6.4                       2.2    4.2     12.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       35                        34      1       25
  MONTH TO DATE  123                       132     -9      112
  SINCE DEC 1    123                       132     -9      112
  SINCE JUL 1    952                      1388   -436     1085

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1157                       843    314      806
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     3.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY SNOW
  SNOW
  LIGHT SNOW
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 PM
 LOWEST     72           100 AM
 AVERAGE    86

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        68      2001
 MINIMUM TEMPERATURE (F)   24         4      2005


SUNRISE AND SUNSET
DECEMBER  5 2016......SUNRISE   704 AM CST   SUNSET   420 PM CST
DECEMBER  6 2016......SUNRISE   705 AM CST   SUNSET   420 PM CST


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




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.