842
CDCA42 TJSJ 171948
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
348 PM AST MON AUG 17 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 17 2026
VALID TODAY AS OF 0300 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 90 12:45 PM 93 1984 89 1 84
MINIMUM 81 6:55 AM 71 1903 78 3 76
AVERAGE 86 84 2 80
PRECIPITATION (IN)
TODAY 0.01 4.10 2022 0.20 -0.19 0.78
MONTH TO DATE 0.84 3.24 -2.40 5.37
SINCE JUN 1 2.90 13.92 -11.02 14.95
SINCE JAN 1 23.85 32.89 -9.04 39.35
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 15
MONTH TO DATE 354 306 48 324
SINCE JUN 1 1572 1412 160 1437
SINCE JAN 1 3825 3545 280 3761
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 27 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 9.8
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 61
AVERAGE 75
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 2024
MINIMUM TEMPERATURE (F) 78 72 1956
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:06 AM AST SUNSET 6:49 PM AST
AUGUST 18 2026........SUNRISE 6:07 AM AST SUNSET 6:49 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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