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

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611
CXUS53 KDTX 040853 RRA
CLMFNT

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
451 AM EDT WED OCT 4 2017

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

...THE FLINT MI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1921 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              97   09/03/1953
                        09/02/1953
                        09/01/1953
 LOW               26   09/28/1991
HIGHEST            94   09/23        MM      MM
LOWEST             36   09/10        MM      MM
                        09/09
AVG. MAXIMUM     77.4              72.3     5.1
AVG. MINIMUM     50.3              49.9     0.4
MEAN             63.9              61.1     2.8
DAYS MAX >= 90      6               0.4     5.6
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.3    -0.3
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.86   1986
 MINIMUM         0.29   2002
TOTALS           0.84              3.75   -2.91
DAILY AVG.       0.03              0.12   -0.09
DAYS >= .01        11              10.0     1.0
DAYS >= .10         3               6.3    -3.3
DAYS >= .50         0               2.4    -2.4
DAYS >= 1.00        0               0.9    -0.9
GREATEST
 24 HR. TOTAL    0.29   09/05 TO 09/05
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   0
                        0
                        0
TOTALS            0.0               0.0     0.0
 LIQUID EQUIV    0.00              0.00    0.00
SINCE 7/1         0.0               0.0     0.0
 LIQUID 7/1      0.00
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   09/30 TO 09/30
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     123               166     -43
 SINCE 7/1        155               210     -55
COOLING TOTAL      95                49      46
 SINCE 1/1        552               526      26

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

WIND (MPH)
AVERAGE WIND SPEED              5.7
HIGHEST WIND SPEED/DIRECTION    32/310    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    41/310    DATE  09/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      21     FOG W/VIS <= 1/4 MILE      4
HAZE                      2

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

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