Climatological Report (Seasonal)
Issued by NWS

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CXUS53 KGRR 031654
CLSJXN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
938 AM EST MON DEC 3 2018

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

...THE JACKSON MI CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2018 TO 11/30/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1944 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            90   09/05        MM      MM       93  09/23
                        09/04                             09/21
LOWEST             15   11/14        MM      MM       18  11/10
AVG. MAXIMUM     58.2              60.3    -2.1     62.8
AVG. MINIMUM     42.0              41.0     1.0     42.9
MEAN             50.1              50.7    -0.6     52.8
DAYS MAX >= 90      2               0.4     1.6        6
DAYS MAX <= 32      6               1.8     4.2        1
DAYS MIN <= 32     29              22.1     6.9       20
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
TOTALS           9.77              8.71    1.06    12.87
DAILY AVG.       0.11              0.10    0.01     0.14
DAYS >= .01        43              31.5    11.5       31
DAYS >= .10        17              18.3    -1.3       20
DAYS >= .50         3               5.8    -2.8       10
DAYS >= 1.00        1               1.6    -0.6        3
GREATEST
 24 HR. TOTAL    3.04   MM

DEGREE_DAYS
HEATING TOTAL    1502              1369     133     1215
 SINCE 7/1       1502              1404      98     1242
COOLING TOTAL     171                63     108      130
 SINCE 1/1        938               592     346      657

FREEZE DATES
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
RESULTANT WIND SPEED/DIRECTION   2/220
HIGHEST WIND SPEED/DIRECTION    37/260    DATE  10/20
HIGHEST GUST SPEED/DIRECTION    56/250    DATE  10/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC             33
NUMBER OF DAYS CLOUDY         32

AVERAGE RH (PERCENT)     78


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

$$



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