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

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CXUS53 KDTX 061641
CLMDTW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1211 PM EDT THU JUN 6 2013

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

...THE DETROIT MI CLIMATE SUMMARY FOR THE MONTH OF MAY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              95   05/28/2012
                        05/31/1895
                        07/08/1936
 LOW               25   05/10/1966
HIGHEST            89   05/20        MM      MM
LOWEST             30   05/13        MM      MM
AVG. MAXIMUM     75.3              69.9     5.4
AVG. MINIMUM     52.0              49.4     2.6
MEAN             63.6              59.7     3.9
DAYS MAX >= 90      0               0.4    -0.4
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      1               0.2     0.8
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.46   2004
 MINIMUM         0.43   1920
TOTALS           2.54              3.38   -0.84
DAILY AVG.       0.08              0.11   -0.03
DAYS >= .01         9              12.1    -3.1
DAYS >= .10         6               6.9    -0.9
DAYS >= .50         2               2.3    -0.3
DAYS >= 1.00        0               0.7    -0.7
GREATEST
 24 HR. TOTAL    0.89   05/27 TO 05/28
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.0   1923
                        0
                        0
TOTALS            0.0                 T     0.0
 LIQUID EQUIV    0.00                MM      MM
SINCE 7/1        47.7              42.5     5.2
 LIQUID 7/1      4.77
DAYS >= TRACE       0               0.0     0.0
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   05/31 TO 05/31
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     137               208     -71
 SINCE 7/1       5906              6102    -196
COOLING TOTAL     103                42      61
 SINCE 1/1        103                48      55

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

WIND (MPH)
AVERAGE WIND SPEED              8.3
HIGHEST WIND SPEED/DIRECTION    45/210    DATE  05/22
HIGHEST GUST SPEED/DIRECTION    54/200    DATE  05/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       5
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      1
HAZE                      5

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

$$

-------------------------------------------------------------------
CLIMATOLOGICAL STATISTICS FOR THE NWS WHITE LAKE - MAY 2013

...TEMPERATURE DATA...               ...PRECIPITATION DATA...
AVERAGE MAXIMUM.... 71.3             MONTHLY TOTAL ..........2.36
AVERAGE MINIMUM.... 47.1             GREATEST DAILY TOTAL....1.34
MONTHLY AVERAGE.... 59.2             ON THE 28TH
                                     2013 TOTAL..............15.14

...HEATING DEGREE DAYS...            ...SNOWFALL DATA...
MONTHLY TOTAL..........218           MONTHLY TOTAL..........T
2012-13 SEASON TOTAL...6949          2012-13 SEASON TOTAL...47.9

...COOLING DEGREE DAYS...
MONTHLY TOTAL.........45
2013 TOTAL............45

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