Climatological Report (Daily)
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000
CDUS43 KILX 180643
CLIMTO


CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1243 AM CST MON DEC 18 2017


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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46    301 PM  MM      MM  38      8       33
  MINIMUM         39    741 AM  MM      MM  24     15       19
  AVERAGE         43                        31     12       26

PRECIPITATION (IN)
  YESTERDAY        T            MM      MM   0.08  -0.08      T
  MONTH TO DATE    0.14                      1.38  -1.24     0.15
  SINCE DEC 1      0.14                      1.38  -1.24     0.15
  SINCE JAN 1     35.83                     36.66  -0.83    31.16

DEGREE DAYS
 HEATING
  YESTERDAY       22                        34    -12       39
  MONTH TO DATE  485                       541    -56      631
  SINCE DEC 1    485                       541    -56      631
  SINCE JUL 1   1415                      1600   -185     1342

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1161                      1057    104     1316
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     9.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1100 PM
 LOWEST     70          1200 AM
 AVERAGE    83

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


THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   37        MM        MM
 MINIMUM TEMPERATURE (F)   23        MM        MM


SUNRISE AND SUNSET
DECEMBER 18 2017......SUNRISE   708 AM CST   SUNSET   431 PM CST
DECEMBER 19 2017......SUNRISE   709 AM CST   SUNSET   432 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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