Climatological Report (Monthly)
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CXUS53 KGRR 012159
CLMJXN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
407 PM EST FRI MAR 1 2013

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

...THE JACKSON MI CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2013...

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)
HIGHEST            47   02/18        MM      MM       54  02/29
LOWEST              0   02/05        MM      MM        4  02/11
                        02/03
AVG. MAXIMUM     31.7              34.3    -2.6     38.2
AVG. MINIMUM     16.5              18.3    -1.8     23.1
MEAN             24.1              26.3    -2.2     30.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     15              12.0     3.0        5
DAYS MIN <= 32     28              25.3     2.7       27
DAYS MIN <= 0       2               1.9     0.1        0

PRECIPITATION (INCHES)
TOTALS           1.61              1.29    0.32     1.49
DAILY AVG.       0.06              0.05    0.01     0.05
DAYS >= .01        16               9.7     6.3        9
DAYS >= .10         6               3.6     2.4        5
DAYS >= .50         1               0.5     0.5        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.73   02/26 TO 02/27           02/28 TO 02/29
                                                          02/29 TO 02/29
                                                          02/29 TO 02/29

DEGREE_DAYS
HEATING TOTAL    1139              1083      56      989
 SINCE 7/1       4698              4914    -216     4349
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..........................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
RESULTANT WIND SPEED/DIRECTION   2/234
HIGHEST WIND SPEED/DIRECTION    35/250    DATE  02/11
HIGHEST GUST SPEED/DIRECTION    45/260    DATE  02/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         16

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                2     SNOW                       8
LIGHT SNOW               22     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      5
HAZE                     12

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

$$

JAM
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