198
CDCA42 TJSJ 312024
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
424 PM AST FRI OCT 31 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 31 2025
VALID TODAY AS OF 0400 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 MM 92 1973 88 1 80
2023
MINIMUM 79 MM 70 1963 76 3 74
AVERAGE 84 82 2 77
PRECIPITATION (IN)
TODAY 0.71 5.58 2024 0.20 0.51 5.58
MONTH TO DATE 5.49 5.21 0.28 8.97
SINCE SEP 1 12.09 11.71 0.38 12.28
SINCE JAN 1 55.71 47.65 8.06 62.49
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 19 17 2 12
MONTH TO DATE 594 547 47 645
SINCE SEP 1 1170 1097 73 1284
SINCE JAN 1 5215 4908 307 5735
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 3.0
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 61
AVERAGE 75
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 93 2014
MINIMUM TEMPERATURE (F) 76 71 1963
SUNRISE AND SUNSET
OCTOBER 31 2025.......SUNRISE 6:23 AM AST SUNSET 5:52 PM AST
NOVEMBER 1 2025......SUNRISE 6:24 AM AST SUNSET 5:51 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page