Climatological Report (Monthly)
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CXUS53 KGRR 011639
CLMLAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1229 PM EDT FRI SEP 1 2017

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

...THE LANSING MI CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1864 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             102   08/06/1918
 LOW               26   08/29/1863
HIGHEST            88   08/21        92      -4       94  08/11
                        08/02
LOWEST             44   08/25        43       1       53  08/22
AVG. MAXIMUM     78.9              80.1    -1.2     84.5
AVG. MINIMUM     57.1              59.4    -2.3     63.3
MEAN             68.0              69.8    -1.8     73.9
DAYS MAX >= 90      0               1.7    -1.7        7
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.81   1975
 MINIMUM         0.00   1884
TOTALS           1.79              3.23   -1.44     6.63
DAILY AVG.       0.06              0.10   -0.04     0.21
DAYS >= .01        12               9.9     2.1       11
DAYS >= .10         6               5.7     0.3        9
DAYS >= .50         0               2.3    -2.3        5
DAYS >= 1.00        0               0.8    -0.8        3
GREATEST
 24 HR. TOTAL    0.47   08/03 TO 08/03

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   MM
 24 HR TOTAL      0.0   MM
 SNOW DEPTH         0   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   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL      29                24       5        0
 SINCE 7/1         29                35      -6        3
COOLING TOTAL     132               171     -39      282
 SINCE 1/1        634               557      77      766

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

WIND (MPH)
AVERAGE WIND SPEED              6.1
RESULTANT WIND SPEED/DIRECTION   2/252
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  08/03
HIGHEST GUST SPEED/DIRECTION    45/220    DATE  08/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      4
HAZE                      4

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

$$

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