Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | 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
479
CDUS43 KLOT 180636
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST MON DEC 18 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         41    309 PM  54    2006  34      7       22
  MINIMUM         27   1248 AM  -2    2000  18      9       18
  AVERAGE         34                        26      8       20

PRECIPITATION (IN)
  YESTERDAY        0.00          0.05        0.06  -0.06     0.03
  MONTH TO DATE    0.47                      1.03  -0.56     0.82
  SINCE DEC 1      0.47                      1.03  -0.56     0.82
  SINCE JAN 1     37.03                     36.22   0.81    32.11

DEGREE DAYS
 HEATING
  YESTERDAY       31                        39     -8       45
  MONTH TO DATE  577                       608    -31      720
  SINCE DEC 1    577                       608    -31      720
  SINCE JUL 1   1787                      1862    -75     1631

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    695                       814   -119     1007
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NE (60)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     4.7



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        54      2002
 MINIMUM TEMPERATURE (F)   18       -14      2016


SUNRISE AND SUNSET
DECEMBER 18 2017......SUNRISE   716 AM CST   SUNSET   424 PM CST
DECEMBER 19 2017......SUNRISE   716 AM CST   SUNSET   424 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.