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

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424
CXUS53 KDTX 051614
CLMDTW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1112 AM EST MON FEB 5 2018

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

...THE DETROIT MI CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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              67   01/25/1950
 LOW              -21   01/21/1984
HIGHEST            57   01/11        MM      MM
LOWEST             -6   01/07        MM      MM
AVG. MAXIMUM     32.5              32.0     0.5
AVG. MINIMUM     16.6              19.1    -2.5
MEAN             24.5              25.6    -1.1
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     16              15.7     0.3
DAYS MIN <= 32     28              26.7     1.3
DAYS MIN <= 0       6               2.0     4.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.02   1932
 MINIMUM         0.23   1961
TOTALS           1.36              1.96   -0.60
DAILY AVG.       0.04              0.06   -0.02
DAYS >= .01        10              13.1    -3.1
DAYS >= .10         5               5.6    -0.6
DAYS >= .50         0               0.9    -0.9
DAYS >= 1.00        0               0.1    -0.1
GREATEST
 24 HR. TOTAL    0.40   01/22 TO 01/22
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           39.1   2014
TOTALS            9.2              12.5    -3.3
 LIQUID EQUIV    0.92              1.20   -0.28
SINCE 7/1        31.7              23.7     8.0
 LIQUID 7/1      3.17
DAYS >= TRACE      16              10.4     5.6
DAYS >= 1.0         3               3.7    -0.7
GREATEST
 SNOW DEPTH         8   01/08
 24 HR TOTAL      3.4   01/29 TO 01/29
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1246              1223      23
 SINCE 7/1       3490              3520     -30
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST      01/01             MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
HIGHEST WIND SPEED/DIRECTION    31/220    DATE  01/31
HIGHEST GUST SPEED/DIRECTION    39/220    DATE  01/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         19

AVERAGE RH (PERCENT)     74


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

$$



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