Climatological Report (Monthly)
Issued by NWS

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367
CXCA52 TJSJ 010429
CLMIST


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1228 AM AST THU JUN 1 2017

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

...THE CYRIL E. KING AP/ST THOMAS  CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1953 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              97   05/23/1996
                        05/19/1995
                        05/07/1994
 LOW               66   05/05/1974
HIGHEST            93   05/29        87       6       90  05/18
                                                          05/17
                                                          05/16
LOWEST             72   05/12        76      -4       75  05/02
                        05/01
AVG. MAXIMUM     86.9              87.6    -0.7     88.1
AVG. MINIMUM     77.3              76.2     1.1     79.3
MEAN             82.1              81.9     0.2     83.7
DAYS MAX >= 90     14               5.3     8.7        3
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)
RECORD
 MAXIMUM         9.98   1979
 MINIMUM         0.06   2008
TOTALS           1.77              3.06   -1.29     1.21
DAILY AVG.       0.06              0.10   -0.04     0.04
DAYS >= .01        10              12.7    -2.7       14
DAYS >= .10         5               6.5    -1.5        5
DAYS >= .50         1               2.0    -1.0        0
DAYS >= 1.00        0               0.8    -0.8        0
GREATEST
 24 HR. TOTAL    0.56   05/09 TO 05/09

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
COOLING TOTAL     540               524      16      586
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.8
HIGHEST WIND SPEED/DIRECTION    22/080    DATE  05/30
HIGHEST GUST SPEED/DIRECTION    30/100    DATE  05/31

SKY COVER
AVERAGE SKY COVER           0.30

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     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.

$$





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