Climatological Report (Monthly)
Issued by NWS

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CXUS53 KGRR 011741
CLMLAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
121 PM EDT THU OCT 1 2015

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

...THE LANSING MI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1864 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              99   09/02/1894
 LOW               19   09/21/1863
HIGHEST            89   09/07        88       1       89  09/05
                        09/02
LOWEST             42   09/13        33       9       40  09/19
                                                          09/17
AVG. MAXIMUM     76.8              72.7     4.1     71.6
AVG. MINIMUM     56.2              51.2     5.0     50.1
MEAN             66.5              61.9     4.6     60.8
DAYS MAX >= 90      0               0.3    -0.3        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.3    -0.3        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.34   1986
 MINIMUM         0.00   1979
TOTALS           1.34              3.50   -2.16     2.54
DAILY AVG.       0.05              0.12   -0.07     0.08
DAYS >= .01         8              10.7    -2.7       10
DAYS >= .10         4               5.9    -1.9        8
DAYS >= .50         1               2.3    -1.3        1
DAYS >= 1.00        0               0.9    -0.9        0
GREATEST
 24 HR. TOTAL    0.68   09/18 TO 09/19           09/05 TO 09/05

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   1994
                        1989
                        1967
 24 HR TOTAL        T   MM
 SNOW DEPTH         T   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   09/30 TO 09/30           09/30 TO 09/30

DEGREE_DAYS
HEATING TOTAL      69               153     -84      160
 SINCE 7/1        100               188     -88      200
COOLING TOTAL     122                61      61       43
 SINCE 1/1        615               618      -3      488

FREEZE DATES
RECORD
 EARLIEST     08/03/1894
 LATEST       07/15/1863
EARLIEST                        10/01
LATEST                          05/10
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
RESULTANT WIND SPEED/DIRECTION   1/215
HIGHEST WIND SPEED/DIRECTION    26/200    DATE  09/03
HIGHEST GUST SPEED/DIRECTION    37/200    DATE  09/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      2
HAZE                      5

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

$$

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