Climatological Report (Daily)
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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998
CDCA42 TJSJ 100854
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
454 AM AST FRI OCT 10 2025
...................................
...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 9 2025...
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)
YESTERDAY
MAXIMUM 88 2:08 PM 98 1981 89 -1 96
MINIMUM 78 2:45 AM 71 1958 77 1 82
AVERAGE 83 83 0 89
PRECIPITATION (IN)
YESTERDAY 0.24 1.72 1970 0.14 0.10 0.00
MONTH TO DATE 1.62 1.42 0.20 1.47
SINCE SEP 1 8.22 7.92 0.30 4.78
SINCE JAN 1 51.84 43.86 7.98 54.99
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 18 18 0 24
MONTH TO DATE 169 162 7 192
SINCE SEP 1 745 712 33 831
SINCE JAN 1 4790 4523 267 5282
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 3.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85
LOWEST 68
AVERAGE 77
..........................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 1980
2024
MINIMUM TEMPERATURE (F) 77 71 1962
SUNRISE AND SUNSET
OCTOBER 10 2025.......SUNRISE 6:17 AM AST SUNSET 6:05 PM AST
OCTOBER 11 2025.......SUNRISE 6:17 AM AST SUNSET 6:04 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$