Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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

000
CDUS43 KLOT 102239
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CST WED DEC 10 2014


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR DECEMBER 10 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         33    145 PM  62    1879  36     -3       21
  MINIMUM         30    606 AM  -8    1978  22      8       -6
                                      1919
  AVERAGE         32                        29      3        8

PRECIPITATION (IN)
  TODAY            T             2.18 1971   0.08  -0.08      T
  MONTH TO DATE    0.20                      0.88  -0.68     0.35
  SINCE DEC 1      0.20                      0.88  -0.68     0.35
  SINCE JAN 1     38.88                     35.52   3.36    40.50

SNOWFALL (IN)
  TODAY            T            10.9  1934   0.3   -0.3      0.2
  MONTH TO DATE    T                         2.2   -2.2      3.3
  SINCE DEC 1      T                         2.2   -2.2      3.3
  SINCE JUL 1      2.9                       3.6   -0.7      4.2

DEGREE DAYS
 HEATING
  TODAY           33                        36     -3       57
  MONTH TO DATE  340                       342     -2      381
  SINCE DEC 1    340                       342     -2      381
  SINCE JUL 1   1783                      1598    185     1664

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    799                       843    -44      933
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    11.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78          1200 AM
 LOWEST     69           100 PM
 AVERAGE    74

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        61      1949
 MINIMUM TEMPERATURE (F)   22        -5      1972


SUNRISE AND SUNSET
DECEMBER 10 2014......SUNRISE   709 AM CST   SUNSET   420 PM CST
DECEMBER 11 2014......SUNRISE   709 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.