000
CDCA42 TJSJ 212228
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR
628 PM AST WED SEP 21 2011
...................................
...THE SAN JUAN/P.R. CLIMATE SUMMARY FOR SEPTEMBER 21 2011...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2011
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 89 218 PM 94 1999 89 0 87
MINIMUM 75 624 AM 71 1960 78 -3 76
AVERAGE 82 83 -1 82
PRECIPITATION (IN)
TODAY T 2.91 2008 0.18 -0.18 0.74
MONTH TO DATE 3.19 4.18 -0.99 7.48
SINCE SEP 1 3.19 4.18 -0.99 7.48
SINCE JAN 1 66.29 37.80 28.49 64.84
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 17 18 -1 17
MONTH TO DATE 368 393 -25 395
SINCE SEP 1 368 393 -25 395
SINCE JAN 1 4038 4257 -219 4454
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 400 AM
LOWEST 64 200 PM
AVERAGE 79
..........................................................
THE SAN JUAN/P.R. CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 1999
MINIMUM TEMPERATURE (F) 78 72 1960
SUNRISE AND SUNSET
SEPTEMBER 21 2011.....SUNRISE 613 AM AST SUNSET 621 PM AST
SEPTEMBER 22 2011.....SUNRISE 613 AM AST SUNSET 620 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
The U.S. Naval Observatory (USNO) computes astronomical data. Therefore, the NWS does not record, certify, or authenticate astronomical data. Computed times of sunrise, sunset, moonrise, moonset; and twilight, moon phases and other astronomical data are available from USNO's Astronomical Applications Department (
http://www.usno.navy.mil). See
http://www.usno.navy.mil/USNO/astronomi ... litigation for information on using these data for legal purposes.