Climatological Report (Annual)
Issued by NWS Grand Rapids, MI

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CXUS53 KGRR 011948
CLAGRR

WRKCLMGRR 000
TTAA00 KGRR 011947


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
233 PM EST SUN JAN 1 2017

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

...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE YEAR OF 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             108   07/13/1936
 LOW              -24   02/14/1899
                        02/13/1899
HIGHEST            93   06/18        93       0       91  08/02
LOWEST              1   02/14        -6       7      -13  02/20
                                                          01/14
AVG. MAXIMUM     60.1              58.0     2.1     58.2
AVG. MINIMUM     42.3              40.3     2.0     39.6
MEAN             51.2              49.1     2.1     48.9
DAYS MAX >= 90     19               8.4    10.6        2
DAYS MAX <= 32     45              47.3    -2.3       55
DAYS MIN <= 32    113             126.5   -13.5      122
DAYS MIN <= 0       0               3.9    -3.9       12

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        48.80   2008
 MINIMUM        20.99   1930
TOTALS          46.29             38.27    8.02    33.11
DAILY AVG.       0.13              0.10    0.03     0.09
DAYS >= .01       152             145.0     7.0      138
DAYS >= .10        93              77.5    15.5       71
DAYS >= .50        29              22.9     6.1       19
DAYS >= 1.00       10               7.7     2.3        4
GREATEST
 24 HR. TOTAL    3.11   08/12 TO 08/13

SNOWFALL (INCHES)
RECORDS
 TOTAL          143.7   2008
 24 HR TOTAL     11.3   02/03/2007 TO 02/03/2007
 SNOW DEPTH        24   02/18/2014
TOTALS           92.9              74.9    18.0     52.1
SINCE 7/1        37.8              29.2     8.6      6.0
SNOWDEPTH AVG.      1                MM      MM        1
DAYS >= TRACE      87              52.1    34.9       74
DAYS >= 1.0        25              23.0     2.0       18
GREATEST
 SNOW DEPTH        10   02/25                         10  02/06
                                                          02/04
                                                          02/05
 24 HR TOTAL      8.9   12/11 TO 12/11

DEGREE_DAYS
HEATING TOTAL    5866              6485    -619     6359
 SINCE 7/1         MM              2449      MM       MM
COOLING TOTAL     936               698     238      642
 SINCE 1/1        936               699     237      642

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST                        10/13
LATEST                          05/02
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.1
RESULTANT WIND SPEED/DIRECTION   2/237
HIGHEST WIND SPEED/DIRECTION    53/250    DATE  02/19
HIGHEST GUST SPEED/DIRECTION    70/240    DATE  02/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   47
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           60
NUMBER OF DAYS PC            170
NUMBER OF DAYS CLOUDY        134

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             37     MIXED PRECIP               6
HEAVY RAIN               34     RAIN                      68
LIGHT RAIN              144     FREEZING RAIN              1
LT FREEZING RAIN          9     HAIL                       1
HEAVY SNOW                9     SNOW                      28
LIGHT SNOW               80     SLEET                      9
FOG                     199     FOG W/VIS <= 1/4 MILE     31
HAZE                     83

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

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