Climatological Report (Monthly)
Issued by NWS San Juan, PR

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
000
CXCA52 TJSJ 010440
CLMSJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1240 AM AST TUE AUG 1 2017

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

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR THE MONTH OF JULY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              95   07/10/1981
 LOW               69   07/01/1959
                        07/12/1952
                        07/11/1952
HIGHEST            92   07/10        92       0       91  07/29
                                                          07/20
                                                          07/19
LOWEST             77   07/31        73       4       76  07/18
                        07/26                             07/17
                        07/25                             07/02
AVG. MAXIMUM     89.4              88.7     0.7     88.4
AVG. MINIMUM     78.8              78.1     0.7     78.1
MEAN             84.1              83.4     0.7     83.3
DAYS MAX >= 90     13               6.0     7.0        6
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        14.17   2013
 MINIMUM         1.10   1929
TOTALS           6.66              5.07    1.59     5.10
DAILY AVG.       0.21              0.16    0.05     0.16
DAYS >= .01        18              18.6    -0.6       23
DAYS >= .10        11               9.7     1.3       12
DAYS >= .50         4               3.2     0.8        4
DAYS >= 1.00        2               1.1     0.9        1
GREATEST
 24 HR. TOTAL    1.59   07/26 TO 07/26

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
COOLING TOTAL     600               570      30      573
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    28/090    DATE  07/04
HIGHEST GUST SPEED/DIRECTION    35/090    DATE  07/04

SKY COVER
AVERAGE SKY COVER           0.40

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.