National Weather Service Text Product
AFOS product CLISJU
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISJU
Product Timestamp: 2025-09-25 09:13 UTC
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941
CDCA42 TJSJ 250913
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
513 AM AST THU SEP 25 2025
...................................
...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR SEPTEMBER 24 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 86 10:27 AM 94 2004 89 -3 93
2017
MINIMUM 76 8:08 PM 70 1956 77 -1 81
AVERAGE 81 83 -2 87
PRECIPITATION (IN)
YESTERDAY 1.14R 1.14 2025 0.20 0.94 0.02
MONTH TO DATE 5.84 5.34 0.50 3.21
SINCE SEP 1 5.84 5.34 0.50 3.21
SINCE JAN 1 49.46 41.28 8.18 53.42
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 16 18 -2 22
MONTH TO DATE 455 432 23 510
SINCE SEP 1 455 432 23 510
SINCE JAN 1 4500 4243 257 4961
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 70
AVERAGE 82
..........................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 1987
MINIMUM TEMPERATURE (F) 77 70 1960
SUNRISE AND SUNSET
SEPTEMBER 25 2025.....SUNRISE 6:13 AM AST SUNSET 6:17 PM AST
SEPTEMBER 26 2025.....SUNRISE 6:14 AM AST SUNSET 6:16 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$