Climatological Report (Annual)
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CXUS53 KGRR 020002 RRC
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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
620 PM EST WED JAN 1 2020

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

...THE JACKSON MI CLIMATE SUMMARY FOR THE YEAR OF 2019...

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            95   07/20        MM      MM       95  05/28
LOWEST            -16   01/31        MM      MM      -11  01/06
                                                          01/05
AVG. MAXIMUM     57.7              58.0    -0.3     58.2
AVG. MINIMUM     39.0              38.7     0.3     40.3
MEAN             48.4              48.4     0.0     49.3
DAYS MAX >= 90      9               6.6     2.4       19
DAYS MAX <= 32     44              48.2    -4.2       42
DAYS MIN <= 32    141             135.7     5.3      153
DAYS MIN <= 0       9               6.6     2.4        5

PRECIPITATION (INCHES)
TOTALS          36.38             31.50    4.88    35.74
DAILY AVG.       0.10              0.09    0.01     0.10
DAYS >= .01       142             129.3    12.7      137
DAYS >= .10        79              68.8    10.2       69
DAYS >= .50        27              20.0     7.0       19
DAYS >= 1.00        6               5.7     0.3        6
GREATEST
 24 HR. TOTAL    1.33   10/26 TO 10/26

DEGREE_DAYS
HEATING TOTAL    6599              6657     -58     6545
 SINCE 7/1       2410              2548    -138     2505
COOLING TOTAL     663               593      70      938
 SINCE 1/1        663               592      71      938

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

WIND (MPH)
AVERAGE WIND SPEED              7.8
RESULTANT WIND SPEED/DIRECTION   2/215
HIGHEST WIND SPEED/DIRECTION    39/230    DATE  11/27
HIGHEST GUST SPEED/DIRECTION    56/220    DATE  11/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR          124
NUMBER OF DAYS PC            133
NUMBER OF DAYS CLOUDY        108

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             36     MIXED PRECIP                0
HEAVY RAIN               37     RAIN                       63
LIGHT RAIN              128     FREEZING RAIN               2
LT FREEZING RAIN          5     HAIL                        0
HEAVY SNOW                1     SNOW                        9
LIGHT SNOW               62     SLEET                       0
FOG                     219     FOG W/VIS <= 1/4 MILE      33
HAZE                    128

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

$$


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