Climatological Report (Annual)
Issued by NWS

000
CXUS53 KGRR 011533
CLAJXN

WRKCLMJXN 000
TTAA00 KGRR 011528


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1027 AM EST TUE JAN 1 2013

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

...THE JACKSON MI CLIMATE SUMMARY FOR THE YEAR OF 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)

                                          NORMAL

................................................................
TEMPERATURE (F)
RECORD
 HIGH              MM   MM

 LOW                4   02/11/2012

HIGHEST           101   07/06        MM      MM       96  07/21

                        07/04

LOWEST               R  01/20        MM      MM       13  03/26

AVG. MAXIMUM     62.2              58.0     4.2     63.7

AVG. MINIMUM     41.1              38.7     2.4     44.6

MEAN             51.6              48.4     3.2     54.2

DAYS MAX >= 90     31               6.6    24.4       12

DAYS MAX <= 32     25              48.2   -23.2        6

DAYS MIN <= 32    128             135.7    -7.7       69

DAYS MIN <= 0       1               6.6    -5.6        0


PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM

 MINIMUM           MM   MM

TOTALS          25.25             31.50   -6.25    33.78

DAILY AVG.       0.07              0.09   -0.02     0.11

DAYS >= .01       131             129.3     1.7      124

DAYS >= .10        65              68.8    -3.8       71

DAYS >= .50        14              20.0    -6.0       20

DAYS >= 1.00        3               5.7    -2.7        4

GREATEST
 24 HR. TOTAL    1.71   MM                       12/31 TO 12/31

                                                          12/31 TO
12/31
                                                          12/31 TO
12/31
 STORM TOTAL     1.16                                 MM

 (MM/DD(HH))            MM                    12/31(00) TO 12/31(00)

                                                 12/31(00) TO
12/31(00)1
                                                 12/31(00) TO
12/31(00)1

DEGREE_DAYS
HEATING TOTAL    5695              6657    -962     3622

 SINCE 7/1       2390              2548    -158     2235

COOLING TOTAL     873               593     280      713

 SINCE 1/1        873               592     281      713


FREEZE DATES
RECORD
 EARLIEST     MM

 LATEST       MM

EARLIEST                        MM

LATEST                          MM

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

WIND (MPH)
AVERAGE WIND SPEED              6.7
RESULTANT WIND SPEED/DIRECTION   2/234
HIGHEST WIND SPEED/DIRECTION    39/240    DATE  04/16
HIGHEST GUST SPEED/DIRECTION    55/230    DATE  04/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM


AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               26     RAIN                      45
LIGHT RAIN              119     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                4     SNOW                      12
LIGHT SNOW               41     SLEET                      0
FOG                     201     FOG W/VIS <= 1/4 MILE     33
HAZE                     71


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

$$