Climatological Report (Daily)
Issued by NWS Wilmington, OH

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000
CDUS41 KILN 110540
CLIDAY


CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
1239 AM EST MON DEC 11 2017


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

...THE DAYTON OH CLIMATE SUMMARY FOR DECEMBER 10 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1869 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31   1012 PM  67    1971  40     -9       28
  MINIMUM         18    622 AM  -9    1958  26     -8       21
  AVERAGE         25                        33     -8       25

PRECIPITATION (IN)
  YESTERDAY        T             0.69 1999   0.10  -0.10      T
  MONTH TO DATE    0.40                      1.04  -0.64     0.79
  SINCE DEC 1      0.40                      1.04  -0.64     0.79
  SINCE JAN 1     49.69                     38.97  10.72    33.58

SNOWFALL (IN)
  YESTERDAY        T             4.0  1904   0.1   -0.1       T
  MONTH TO DATE    1.7                       1.0    0.7      0.4
  SINCE DEC 1      1.7                       1.0    0.7      0.4
  SINCE JUL 1      1.7                       2.0   -0.3      0.4
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       40                        32      8       40
  MONTH TO DATE  302                       307     -5      329
  SINCE DEC 1    302                       307     -5      329
  SINCE JUL 1   1309                      1418   -109     1102

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    899                       891      8     1247
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    11.5



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           100 AM
 LOWEST     63           400 PM
 AVERAGE    78

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


THE DAYTON OH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        67      1931
 MINIMUM TEMPERATURE (F)   25        -8      1917


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   748 AM EST   SUNSET   512 PM EST
DECEMBER 12 2017......SUNRISE   749 AM EST   SUNSET   512 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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