Climatological Report (Daily)
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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CDCA42 TJSJ 221940
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
340 PM AST FRI AUG 22 2025
...................................
...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 22 2025...
VALID TODAY AS OF 0300 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 89 1:47 PM 93 2007 89 0 91
MINIMUM 82 6:40 AM 70 1916 78 4 82
AVERAGE 86 84 2 87
PRECIPITATION (IN)
TODAY 0.00 5.76 2011 0.21 -0.21 T
MONTH TO DATE 5.45 4.27 1.18 7.41
SINCE JUN 1 15.03 14.95 0.08 15.58
SINCE JAN 1 39.43 33.92 5.51 48.46
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 21 18 3 22
MONTH TO DATE 430 396 34 467
SINCE JUN 1 1543 1502 41 1753
SINCE JAN 1 3867 3635 232 4265
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77
LOWEST 65
AVERAGE 71
..........................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 1974
MINIMUM TEMPERATURE (F) 78 71 2000
SUNRISE AND SUNSET
AUGUST 22 2025........SUNRISE 6:08 AM AST SUNSET 6:46 PM AST
AUGUST 23 2025........SUNRISE 6:08 AM AST SUNSET 6:45 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$