000
CXUS53 KGRR 011404
CLMGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
955 AM EDT SAT JUN 1 2013

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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR THE MONTH OF MAY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              98   05/30/1895
 LOW               21   05/01/1903
HIGHEST            88   05/20        85       3       91  05/28
LOWEST             29   05/13        31      -2       39  05/11
AVG. MAXIMUM     73.6              69.5     4.1     74.5
AVG. MINIMUM     51.4              47.8     3.6     51.8
MEAN             62.5              58.7     3.8     63.2
DAYS MAX >= 90      0               0.3    -0.3        2
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      1               0.7     0.3        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.01   2001
 MINIMUM         0.72   1936
TOTALS           3.59              3.98   -0.39     2.72
DAILY AVG.       0.12              0.13   -0.01     0.09
DAYS >= .01        14              11.2     2.8       16
DAYS >= .10         8               7.0     1.0        9
DAYS >= .50         2               2.3    -0.3        0
DAYS >= 1.00        1               0.9     0.1        0
GREATEST
 24 HR. TOTAL    1.53   05/28 TO 05/29

SNOWFALL (INCHES)
RECORDS
 TOTAL            5.5   1923
                        1902
 24 HR TOTAL      5.5   05/09/1923 TO 05/09/1923
                        05/10/1902 TO 05/10/1902
 SNOW DEPTH         T   MM
TOTALS              T                 T     0.0        T
SINCE 7/1        66.0              74.9    -8.9     51.2
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       1               0.1     0.9        1
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   05/20 TO 05/20

DEGREE_DAYS
HEATING TOTAL     149               235     -86      131
 SINCE 7/1       6271              6440    -169     5225
COOLING TOTAL      79                39      40       81
 SINCE 1/1         82                47      35      108

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

WIND (MPH)
AVERAGE WIND SPEED              8.2
RESULTANT WIND SPEED/DIRECTION   2/156
HIGHEST WIND SPEED/DIRECTION    35/260    DATE  05/21
HIGHEST GUST SPEED/DIRECTION    43/200    DATE  05/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   63
AVERAGE SKY COVER           0.60

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      9

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

$$

EBW