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Climatological Report (Annual)
Issued by NWS Jackson, MS

439
CXUS54 KJAN 011130 CCA
CLAJAN

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE JACKSON MS
530 AM CST MON JAN 1 2018

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

...THE JACKSON CLIMATE SUMMARY FOR THE YEAR OF 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             107   08/30/2000
                        07/29/1930
                        09/06/1925
 LOW               -5   01/27/1940
HIGHEST            97   07/20       100      -3
LOWEST             17   01/08        14       3
                        01/07
AVG. MAXIMUM     78.6              75.6     3.0
AVG. MINIMUM     56.8              53.7     3.1
MEAN             67.8              64.6     3.2
DAYS MAX >= 90     74              71.0     3.0
DAYS MAX <= 32      0               1.0    -1.0
DAYS MIN <= 32     21              40.5   -19.5
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        92.75   1979
 MINIMUM        31.66   1952
TOTALS          61.77             54.14    7.63       MM
DAILY AVG.       0.17
DAYS >= .01       124             108.6    15.4
DAYS >= 1.00       19              17.0     2.0
GREATEST
 24 HR. TOTAL    5.38   MM

SNOWFALL (INCHES)
TOTALS            5.9               0.8     5.1
SINCE 7/1         5.1               0.3     4.8
DAYS >= TRACE       4
DAYS >= 1.0         1               0.1     0.9
GREATEST
 SNOW DEPTH         3   12/09
 24 HR TOTAL      5.1   12/08

DEGREE_DAYS
HEATING TOTAL    1455              2392    -937
 SINCE 7/1         MM               950      MM
COOLING TOTAL    2549              2258     291
 SINCE 1/1       2549              2261     288

FREEZE DATES
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
HIGHEST WIND SPEED/DIRECTION    41/360    DATE  06/16
HIGHEST GUST SPEED/DIRECTION    51/350    DATE  06/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR          159
NUMBER OF DAYS PC            151
NUMBER OF DAYS CLOUDY         55

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             83     MIXED PRECIP               0
HEAVY RAIN               67     RAIN                      84
LIGHT RAIN              163     FREEZING RAIN              1
LT FREEZING RAIN          0     HAIL                       2
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                1     SLEET                      1
FOG                     174     FOG W/VIS <= 1/4 MILE     17
HAZE                     17

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

$$