792
CDCA42 TJSJ 181931
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
331 PM AST SUN OCT 18 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 18 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 87 11:13 AM 94 1979 89 -2 89
MINIMUM 78 6:33 AM 70 1957 77 1 78
AVERAGE 83 83 0 84
PRECIPITATION (IN)
TODAY 0.04 3.07 1956 0.16 -0.12 0.26
MONTH TO DATE 3.26 2.75 0.51 2.56
SINCE SEP 1 10.16 9.25 0.91 9.16
SINCE JAN 1 35.09 45.19 -10.10 52.78
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 18 18 0 19
MONTH TO DATE 339 324 15 348
SINCE SEP 1 930 874 56 924
SINCE JAN 1 5048 4685 363 4969
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 3.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 72
AVERAGE 81
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 1978
MINIMUM TEMPERATURE (F) 77 70 1959
SUNRISE AND SUNSET
OCTOBER 18 2026.......SUNRISE 6:19 AM AST SUNSET 5:59 PM AST
OCTOBER 19 2026.......SUNRISE 6:19 AM AST SUNSET 5:59 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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