Climatological Report (Daily)
Issued by NWS Chicago, IL

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000
CDUS43 KLOT 160632
CLILOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST SAT DEC 16 2017


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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR DECEMBER 15 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         36     56    2011  34      2        8
  MINIMUM         18     -2    2016  20     -2       -2
  AVERAGE         27                 27      0        3

PRECIPITATION (IN)
  YESTERDAY        T      0.96 1992   0.06  -0.06     0.00
  MONTH TO DATE    0.05               1.11  -1.06     1.02
  SINCE DEC 1      0.05               1.11  -1.06     1.02
  SINCE JAN 1     45.59              38.93   6.66    39.12

SNOWFALL (IN)
  YESTERDAY        T      2.7  2007   0.3   -0.3      0.0
  MONTH TO DATE    0.8                3.8   -3.0     13.9
  SINCE DEC 1      0.8                3.8   -3.0     13.9
  SINCE JUL 1      0.8                4.7   -3.9     13.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       38                 38      0
  MONTH TO DATE  504                530    -26
  SINCE DEC 1    504                530    -26
  SINCE JUL 1   1615               1749   -134

 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)   34        56      2006
 MINIMUM TEMPERATURE (F)   20         5      2009


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   713 AM CST   SUNSET   423 PM CST
DECEMBER 17 2017......SUNRISE   714 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.




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