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

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000
CXUS53 KDTX 012132
CLMDTW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1011 AM EST FRI FEB 1 2013

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

...THE DETROIT MI CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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              67   01/25/1950
 LOW              -21   01/21/1984
HIGHEST            62   01/30        MM      MM
LOWEST                  01/22        MM      MM
AVG. MAXIMUM     36.6              32.0     4.6
AVG. MINIMUM     20.8              19.1     1.7
MEAN             28.7              25.6     3.1
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     12              15.7    -3.7
DAYS MIN <= 32     24              26.7    -2.7
DAYS MIN <= 0       1               2.0    -1.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.02   1932
 MINIMUM         0.23   1961
TOTALS           3.45              1.96    1.49
DAILY AVG.       0.11              0.06    0.05
DAYS >= .01        14              13.1     0.9
DAYS >= .10         7               5.6     1.4
DAYS >= .50         3               0.9     2.1
DAYS >= 1.00        0               0.1    -0.1
GREATEST
 24 HR. TOTAL    0.85   01/13 TO 01/13
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           29.6   1978
                        0
                        0
TOTALS           10.0              12.5    -2.5
 LIQUID EQUIV    1.00              1.20   -0.20
SINCE 7/1        21.0              23.7    -2.7
 LIQUID 7/1      2.10
DAYS >= TRACE      15              10.4     4.6
DAYS >= 1.0         4               3.7     0.3
GREATEST
 SNOW DEPTH         6   01/01
 24 HR TOTAL      3.0   01/25 TO 01/25
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1116              1223    -107
 SINCE 7/1       3235              3520    -285
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0

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

WIND (MPH)
AVERAGE WIND SPEED              10.3
HIGHEST WIND SPEED/DIRECTION    43/260    DATE  01/20
HIGHEST GUST SPEED/DIRECTION    55/260    DATE  01/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       4
LIGHT RAIN                9     FREEZING RAIN              2
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               15     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      1
HAZE                      7

-  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 - JANUARY 2013

...TEMPERATURE DATA...               ...PRECIPITATION DATA...
AVERAGE MAXIMUM.... 33.2             MONTHLY TOTAL ..........3.95
AVERAGE MINIMUM.... 15.6             GREATEST DAILY TOTAL....1.09
MONTHLY AVERAGE.... 24.4             ON THE 29TH
                                     2013 TOTAL..............3.95

...HEATING DEGREE DAYS...            ...SNOWFALL DATA...
MONTHLY TOTAL..........1254          MONTHLY TOTAL..........9.56
2012-13 SEASON TOTAL...3828          2012-13 SEASON TOTAL...24.3

...COOLING DEGREE DAYS...
MONTHLY TOTAL.........0
2013 TOTAL............0

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