Climatological Report (Daily)
Issued by NWS Detroit/Pontiac, MI

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CDUS43 KDTX 310539
CLIDTW


CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1238 AM EST SAT DEC 31 2016


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

...THE DETROIT MI CLIMATE SUMMARY FOR DECEMBER 30 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         32    509 PM  59    1884  33     -1       37
  MINIMUM         28    851 PM -10    1880  21      7       32
  AVERAGE         30                        27      3       35

PRECIPITATION (IN)
  YESTERDAY        T             1.34 1971   0.08  -0.08     0.00
  MONTH TO DATE    2.16                      2.39  -0.23     3.01
  SINCE DEC 1      2.16                      2.39  -0.23     3.01
  SINCE JAN 1     34.74                     33.40   1.34    30.31

SNOWFALL (IN)
  YESTERDAY        0.1           2.5  1972   0.4   -0.3      0.0
  MONTH TO DATE   16.8                       9.2    7.6      1.3
  SINCE DEC 1     16.8                       9.2    7.6      1.3
  SINCE JUL 1     16.9                      10.8    6.1      7.5
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  YESTERDAY       35                        38     -3       30
  MONTH TO DATE 1083                      1043     40      701
  SINCE DEC 1   1083                      1043     40      701
  SINCE JUL 1   1951                      2258   -307     1621

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1177                       803    374      891
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    13.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75          1100 PM
 LOWEST     49           200 PM
 AVERAGE    62

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


THE DETROIT MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        65      1875
 MINIMUM TEMPERATURE (F)   20        -5      1976
                                             1967


SUNRISE AND SUNSET
DECEMBER 31 2016......SUNRISE   802 AM EST   SUNSET   511 PM EST
JANUARY  1 2017.......SUNRISE   802 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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