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

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000
CXUS53 KDTX 071328 AAA
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

=====================================================================

        SOUTHEAST MICHIGAN CLIMATE SUMMARY FOR MAY 2013


APRIL 2013 MONTHLY STATISTICS AND RANKINGS
---------------------------------------------------------------------

PRECIPITATION
              ACTUAL   NORMAL  DEPARTURE     RANKING
DETROIT AREA   2.54"    3.38"   -0.84"      46TH DRIEST
FLINT AREA     4.09"    3.08"   +1.01"      33RD WETTEST
SAGINAW        5.17"    3.38"   +1.79"      11TH WETTEST

WATER YEAR SINCE JANUARY 1

              ACTUAL   NORMAL*  DEPARTURE     RANKING
DETROIT AREA  14.85"   12.54"    +2.31"     28TH WETTEST
FLINT AREA    16.76"   10.99"    +5.77"      5TH WETTEST
SAGINAW       18.36"   12.13"    +6.23       2TH WETTEST

     *NORMAL TO-DATE (AS OF MAY 31, 2013)


AVERAGE TEMPERATURE

              ACTUAL   NORMAL  DEPARTURE     RANKING
DETROIT AREA   63.6     59.7     +3.9       12TH WARMEST
FLINT AREA     61.9     56.9     +5.0       10TH WARMEST
SAGINAW        61.5     57.3     +4.2       10ST WARMEST


AVERAGE HIGH TEMPERATURE

              ACTUAL   NORMAL  DEPARTURE     RANKING
DETROIT AREA   75.3     69.9     +5.4        6TH WARMEST
FLINT AREA     74.7     68.5     +6.2       10TH WARMEST
SAGINAW        72.8     68.0     +4.8        9TH WARMEST


AVERAGE LOW TEMPERATURE

              ACTUAL   NORMAL  DEPARTURE     RANKING
DETROIT AREA   52.0     49.4     +2.6       52ND WARMEST
FLINT AREA     49.2     45.3     +3.9       17TH WARMEST
SAGINAW        50.2     46.6     +3.6       10ND WARMEST


SNOW SEASON SINCE JULY 1

              ACTUAL   NORMAL*  DEPARTURE     RANKING
DETROIT AREA   47.7"    42.5     +5.2"       39TH SNOWIEST
FLINT AREA     43.8"    47.4"    -3.6"       38TH SNOWIEST
SAGINAW        43.5"    41.5"    +2.0"       42ND SNOWIEST

     *NORMAL TO-DATE (AS OF MAY 31, 2013)


DETROIT AREA HAS A CLIMATE RECORD DATING TO NOVEMBER 1874
FLINT AREA HAS A CLIMATE RECORD DATING TO JANUARY 1921
SAGINAW HAS A CLIMATE RECORD DATING TO JANUARY 1912





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