Climatological Report (Daily)
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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CDCA42 TJSJ 122008
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
408 PM AST WED AUG 12 2026
...................................
...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 12 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 1:26 PM 93 1993 89 -3 90
2017
MINIMUM 81 6:45 AM 68 1904 78 3 80
AVERAGE 84 84 0 85
PRECIPITATION (IN)
TODAY 0.19 3.19 1956 0.21 -0.02 0.02
MONTH TO DATE 0.82 2.24 -1.42 2.51
SINCE JUN 1 2.88 12.92 -10.04 12.09
SINCE JAN 1 23.83 31.89 -8.06 36.49
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 19 18 1 20
MONTH TO DATE 246 216 30 233
SINCE JUN 1 1464 1322 142 1346
SINCE JAN 1 3717 3455 262 3670
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85
LOWEST 75
AVERAGE 80
..........................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1981
2019
MINIMUM TEMPERATURE (F) 78 71 1960
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 6:05 AM AST SUNSET 6:53 PM AST
AUGUST 13 2026........SUNRISE 6:05 AM AST SUNSET 6:52 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$