National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXCA52 TJSJ 010443
CLMSJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
1230 AM AST FRI FEB 1 2013

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

...THE SAN JUAN/P.R. CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              92   01/16/1983
                        01/11/1982
 LOW               61   01/31/1962
HIGHEST            86   01/23        87      -1
                        01/22
LOWEST             70   01/14        66       4
AVG. MAXIMUM     83.5              83.2     0.3
AVG. MINIMUM     73.2              72.0     1.2
MEAN             78.3              77.6     0.7
DAYS MAX >= 90      0               0.2    -0.2
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.0     0.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        15.47   1937
 MINIMUM         0.61   1978
TOTALS           1.78              3.76   -1.98
DAILY AVG.       0.06              0.12   -0.06
DAYS >= .01        23              17.6     5.4
DAYS >= .10         7               9.2    -2.2
DAYS >= .50         1               1.8    -0.8
DAYS >= 1.00        0               0.5    -0.5
GREATEST
 24 HR. TOTAL    0.57   01/12 TO 01/12
                        01/11 TO 01/12
                        01/12 TO 01/12
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL       0                 0       0
 SINCE 7/1          0                 0       0
COOLING TOTAL     421               391      30
 SINCE 1/1        421               391      30
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.0
RESULTANT WIND SPEED/DIRECTION   9/076
HIGHEST WIND SPEED/DIRECTION    30/090    DATE  01/08
HIGHEST GUST SPEED/DIRECTION    38/090    DATE  01/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC             28
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN               20     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      0
HAZE                      7

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

$$