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

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CDUS43 KDTX 210539
CLIDTW


CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
139 AM EDT SAT OCT 21 2017


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

...THE DETROIT MI CLIMATE SUMMARY FOR OCTOBER 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         72    303 PM  80    1920  60     12       59
  MINIMUM         41    716 AM  19    1972  42     -1       49
  AVERAGE         57                        51      6       54

PRECIPITATION (IN)
  YESTERDAY        0.00          1.09 1918   0.08  -0.08     1.00
  MONTH TO DATE    1.80                      1.64   0.16     1.66
  SINCE SEP 1      2.71                      4.91  -2.20     7.94
  SINCE JAN 1     28.01                     27.34   0.67    29.16

SNOWFALL (IN)
  YESTERDAY        0.0           0.4  1992   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                        14     -6       11
  MONTH TO DATE   93                       221   -128      113
  SINCE SEP 1    159                       325   -166      143
  SINCE JUL 1    163                       335   -172      143

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   31                         7     24       22
  SINCE SEP 1    167                        91     76      154
  SINCE JAN 1    917                       802    115     1177
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     5.1


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    80           900 PM
 LOWEST     33           100 PM
 AVERAGE    57

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


THE DETROIT MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        81      2007
                                             1947
                                             1920
 MINIMUM TEMPERATURE (F)   42        17      1974


SUNRISE AND SUNSET
OCTOBER 21 2017.......SUNRISE   753 AM EDT   SUNSET   642 PM EDT
OCTOBER 22 2017.......SUNRISE   755 AM EDT   SUNSET   640 PM EDT


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




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