Climatological Report (Daily)
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000
CDUS43 KILX 130649
CLIMTO


CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1237 AM CST WED DEC 13 2017


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

...THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 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         34   1227 AM  MM      MM  39     -5       38
  MINIMUM         20    851 PM  MM      MM  25     -5       24
  AVERAGE         27                        32     -5       31

PRECIPITATION (IN)
  YESTERDAY        0.00         MM      MM   0.08  -0.08     0.00
  MONTH TO DATE    0.14                      1.04  -0.90     0.13
  SINCE DEC 1      0.14                      1.04  -0.90     0.13
  SINCE JAN 1     35.83                     36.32  -0.49    31.14

DEGREE DAYS
 HEATING
  YESTERDAY       38                        33      5       34
  MONTH TO DATE  337                       372    -35      395
  SINCE DEC 1    337                       372    -35      395
  SINCE JUL 1   1267                      1431   -164     1106

 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    33   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    16.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           100 AM
 LOWEST     34           400 PM
 AVERAGE    62

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


THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        MM        MM
 MINIMUM TEMPERATURE (F)   25        MM        MM


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   705 AM CST   SUNSET   430 PM CST
DECEMBER 14 2017......SUNRISE   706 AM CST   SUNSET   430 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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