Climatological Report (Monthly)
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481
CXUS53 KGRR 011152
CLMLAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
747 AM EDT WED NOV 1 2017

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

...THE LANSING MI CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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              90   10/03/1898
 LOW               10   10/21/1895
                        10/22/1868
HIGHEST            85   10/03        79       6       82  10/07
LOWEST             28   10/26        23       5       30  10/31
AVG. MAXIMUM     64.8              59.9     4.9     64.2
AVG. MINIMUM     45.7              40.7     5.0     44.4
MEAN             55.2              50.3     4.9     54.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      2               5.2    -3.2        3
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.32   1941
 MINIMUM         0.28   1956
TOTALS           8.73R             2.53    6.20     3.20
DAILY AVG.       0.28              0.08    0.20     0.10
DAYS >= .01        13              10.9     2.1        9
DAYS >= .10         7               6.2     0.8        7
DAYS >= .50         6               1.6     4.4        3
DAYS >= 1.00        3               0.2     2.8        1
GREATEST
 24 HR. TOTAL    2.89   10/14 TO 10/14

SNOWFALL (INCHES)
RECORDS
 TOTAL            7.5   1967
 24 HR TOTAL      7.5   MM
 SNOW DEPTH         4   MM
TOTALS              T               0.4    -0.4        T
SINCE 7/1           T               0.4    -0.4        T
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       2               0.3     1.7        1
DAYS >= 1.0         0               0.2    -0.2        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   10/31 TO 10/31

DEGREE_DAYS
HEATING TOTAL     314               462    -148      340
 SINCE 7/1        446               650    -204      393
COOLING TOTAL      18                 7      11       14
 SINCE 1/1        782               625     157      869

FREEZE DATES
RECORD
 EARLIEST     08/03/1894
 LATEST       07/15/1863
EARLIEST      10/26             10/01
LATEST                          05/10
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.1
RESULTANT WIND SPEED/DIRECTION   5/207
HIGHEST WIND SPEED/DIRECTION    38/260    DATE  10/07
HIGHEST GUST SPEED/DIRECTION    49/240    DATE  10/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               1
HEAVY RAIN                7     RAIN                       8
LIGHT RAIN               20     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      2
FOG                      18     FOG W/VIS <= 1/4 MILE      0
HAZE                      5

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

$$

JAM



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