Climatological Report (Monthly)
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368
CXCA52 TJSJ 010429
CLMISX


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

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

...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1951 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              94   05/28/1972
 LOW               62   05/23/2007
HIGHEST            90   05/30        91      -1       89  05/24
                                                          05/23
                                                          05/18
LOWEST             72   05/13        80      -8       70  05/01
                        05/12
                        05/11
AVG. MAXIMUM     87.2              86.7     0.5     87.3
AVG. MINIMUM     76.0              76.1    -0.1     76.9
MEAN             81.6              81.4     0.2     82.1
DAYS MAX >= 90      1               1.8    -0.8        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)
RECORD
 MAXIMUM        14.03   1981
 MINIMUM         0.22   1974
TOTALS           2.05              4.15   -2.10     3.21
DAILY AVG.       0.07              0.14   -0.07     0.10
DAYS >= .01         7              12.6    -5.6       14
DAYS >= .10         5               6.5    -1.5        5
DAYS >= .50         1               2.4    -1.4        3
DAYS >= 1.00        1               0.9     0.1        1
GREATEST
 24 HR. TOTAL    1.44   05/11 TO 05/11

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
COOLING TOTAL     502               508      -6      539
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    26/100    DATE  05/29
HIGHEST GUST SPEED/DIRECTION    42/100    DATE  05/29

SKY COVER
AVERAGE SKY COVER           0.40

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      0
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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