Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 120632
CLILOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST TUE DEC 12 2017


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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR DECEMBER 11 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1992 TO 2017


WEATHER ITEM   OBSERVED RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   VALUE       VALUE  FROM      YEAR
                                           NORMAL
...........................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         41     55    2015  36      5       33
  MINIMUM         20     -6    2013  21     -1       23
  AVERAGE         31                 29      2       28

PRECIPITATION (IN)
  YESTERDAY        0.03   0.63 2000   0.08  -0.05     0.35
  MONTH TO DATE    0.05               0.83  -0.78     1.02
  SINCE DEC 1      0.05               0.83  -0.78     1.02
  SINCE JAN 1     45.59              38.65   6.94    39.12

SNOWFALL (IN)
  YESTERDAY        0.4    8.4  2000   0.3    0.1      3.2
  MONTH TO DATE    0.8                2.6   -1.8     13.7
  SINCE DEC 1      0.8                2.6   -1.8     13.7
  SINCE JUL 1      0.8                3.5   -2.7     13.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       34                 37     -3
  MONTH TO DATE  347                380    -33
  SINCE DEC 1    347                380    -33
  SINCE JUL 1   1458               1599   -141

 COOLING
  YESTERDAY        0                  0      0
  MONTH TO DATE    0                  0      0
  SINCE DEC 1      0                  0      0
  SINCE JAN 1    875                862     13
...........................................................







THE ROMEOVILLE  WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        60      2015
 MINIMUM TEMPERATURE (F)   21        -9      2013


SUNRISE AND SUNSET
DECEMBER 12 2017......SUNRISE   710 AM CST   SUNSET   422 PM CST
DECEMBER 13 2017......SUNRISE   711 AM CST   SUNSET   423 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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