Climatological Report (Monthly)
Issued by NWS Jackson, MS

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000
CXUS54 KJAN 201010
CLMJAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSON MS
410 AM CST WED FEB 20 2013

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

...THE JACKSON CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              85   01/10/1949
 LOW               -5   01/27/1940
HIGHEST            78   01/29        74       4       78  01/20
                        01/12
LOWEST             28   01/18        18      10       25  01/14
AVG. MAXIMUM     59.9              56.1     3.8     64.9
AVG. MINIMUM     40.6              35.3     5.3     40.9
MEAN             50.3              45.7     4.6     52.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.5    -0.5        0
DAYS MIN <= 32     10              13.3    -3.3        9
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        14.10   1979
 MINIMUM         0.75   1986
TOTALS           8.58              4.97    3.61     4.02
DAILY AVG.       0.28              0.16    0.12     0.13
DAYS >= .01        14               9.8     4.2       10
DAYS >= .10        10               7.1     2.9        8
DAYS >= .50         7               3.4     3.6        4
DAYS >= 1.00        4               1.7     2.3        0
GREATEST
 24 HR. TOTAL    1.87   01/01 TO 01/01              1.59
                        12/31 TO 01/01
                        01/01 TO 01/01

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.3   5
                        0
                        -26215
TOTALS            1.7               0.3     1.4      0.0
SINCE 7/1         1.7               0.6     1.1        T
DAYS >= TRACE       2
DAYS >= 1.0         1               0.0     1.0        0
GREATEST
 24 HR TOTAL      1.7   MM

DEGREE_DAYS
HEATING TOTAL     465               602    -137      374
 SINCE 7/1       1326              1552    -226     1245
COOLING TOTAL      14                 4      10        5
 SINCE 1/1         14                 0      14        5
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    31/190    DATE  01/29
HIGHEST GUST SPEED/DIRECTION    46/260    DATE  01/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      1
FOG                      25     FOG W/VIS <= 1/4 MILE      2
HAZE                      3

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

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