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

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CXUS53 KDTX 012145
CLMDTW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
544 PM EDT TUE MAY 1 2018

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

...THE DETROIT MI CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              89   04/12/1977
 LOW                8   04/18/1875
HIGHEST            76   04/12        MM      MM
LOWEST             21   04/08        MM      MM
AVG. MAXIMUM     52.3              59.1    -6.8
AVG. MINIMUM     33.6              39.4    -5.8
MEAN             43.0              49.2    -6.2
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32      0               0.1    -0.1
DAYS MIN <= 32     15               5.6     9.4
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.89   1947
 MINIMUM         0.53   1899
TOTALS           3.79              2.90    0.89
DAILY AVG.       0.13              0.10    0.03
DAYS >= .01        12              12.2    -0.2
DAYS >= .10         6               7.0    -1.0
DAYS >= .50         3               1.8     1.2
DAYS >= 1.00        1               0.3     0.7
GREATEST
 24 HR. TOTAL    1.46   04/15 TO 04/15
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           25.7   1886
                        0
                        0
TOTALS            2.4               1.7     0.7
 LIQUID EQUIV    0.24              0.20    0.04
SINCE 7/1        61.0              42.5    18.5
 LIQUID 7/1      6.10
DAYS >= TRACE       9               1.6     7.4
DAYS >= 1.0         1               0.4     0.6
GREATEST
 SNOW DEPTH         1   04/06
 24 HR TOTAL      1.0R  04/06 TO 04/06
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     653               479     174
 SINCE 7/1       5999              5894     105
COOLING TOTAL       0                 6      -6
 SINCE 1/1          0                 6      -6

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

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  04/12
HIGHEST GUST SPEED/DIRECTION    45/240    DATE  04/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     59

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

$$



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