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

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CXUS53 KDTX 031351
CLMDTW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
848 AM EST SUN JAN 3 2016

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

...THE DETROIT MI CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2015...

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

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              69   12/06/1998
 LOW               -3   12/29/1880
HIGHEST            63   12/12        MM      MM
LOWEST             21   12/20        MM      MM
AVG. MAXIMUM     47.3              36.1    11.2
AVG. MINIMUM     34.9              24.1    10.8
MEAN             41.1              30.1    11.0
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32      1              10.5    -9.5
DAYS MIN <= 32     12              23.9   -11.9
DAYS MIN <= 0       0               0.7    -0.7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.19   1967
 MINIMUM         0.42   1900
TOTALS           3.01              2.46    0.55
DAILY AVG.       0.10              0.08    0.02
DAYS >= .01        13              13.7    -0.7
DAYS >= .10         6               6.2    -0.2
DAYS >= .50         2               1.4     0.6
DAYS >= 1.00        1               0.2     0.8
GREATEST
 24 HR. TOTAL    1.18   12/28 TO 12/29
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           34.9   1974
                        0
                        0
TOTALS            1.3               9.6    -8.3
 LIQUID EQUIV    0.13              1.00   -0.87
SINCE 7/1         7.5              11.2    -3.7
 LIQUID 7/1      0.75
DAYS >= TRACE       6               8.5    -2.5
DAYS >= 1.0         0               3.2    -3.2
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.6   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     732              1082    -350
 SINCE 7/1       1652              2297    -645
COOLING TOTAL       0                 0       0
 SINCE 1/1        891               803      88

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  12/14
HIGHEST GUST SPEED/DIRECTION    43/150    DATE  12/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.90
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         24

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       7
LIGHT RAIN               14     FREEZING RAIN              1
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                5     SLEET                      1
FOG                      24     FOG W/VIS <= 1/4 MILE      8
HAZE                      8

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

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