Climatological Report (Monthly)
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652
CXUS52 KKEY 011505
CLMMTH


CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST, FL
1005 AM EST SUN JAN 1 2017

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

...THE MARATHON CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            88   12/19                         86  12/02
                        12/18
                        12/06
LOWEST             62   12/31                         68  12/19
AVG. MAXIMUM     83.8              76.7     7.1     81.2
AVG. MINIMUM     75.2              66.7     8.5     73.8
MEAN             79.5              71.7     7.8     77.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
TOTALS           1.90              2.02   -0.12     7.94
DAILY AVG.       0.06              0.07   -0.01     0.26
DAYS >= .01        12                                 13
DAYS >= .10         6                                  8
DAYS >= .50         1                                  5
DAYS >= 1.00        0                                  3

SNOWFALL (INCHES)
TOTALS            0.0                                0.0
SINCE 7/1         0.0                                0.0
SNOWDEPTH AVG.      0                                  0
DAYS >= 1.0         0                                  0
GREATEST
 SNOW DEPTH         0                                  0
 24 HR TOTAL      0.0   12/31 TO 12/31

DEGREE_DAYS
HEATING TOTAL       0                20     -20        0
 SINCE 7/1          0                21     -21        0
COOLING TOTAL     458               228     230      396
 SINCE 1/1       5423              4992     431     5822
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    23/040    DATE  12/10
HIGHEST GUST SPEED/DIRECTION    30/050    DATE  12/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       3
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

$$

ROSS



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