National Weather Service Text Product
AFOS product CLISJU
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISJU
Product Timestamp: 2025-10-21 09:38 UTC
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793
CDCA42 TJSJ 210938
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
538 AM AST TUE OCT 21 2025
...................................
...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 20 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 91 2:08 PM 95 1980 89 2 94
MINIMUM 77 5:36 AM 67 1959 77 0 81
AVERAGE 84 82 2 88
PRECIPITATION (IN)
YESTERDAY 0.09 2.38 1942 0.17 -0.08 T
MONTH TO DATE 2.81 3.08 -0.27 1.98
SINCE SEP 1 9.41 9.58 -0.17 5.29
SINCE JAN 1 53.03 45.52 7.51 55.50
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 19 18 1 23
MONTH TO DATE 387 360 27 429
SINCE SEP 1 963 910 53 1068
SINCE JAN 1 5008 4721 287 5519
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 57
AVERAGE 76
..........................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 94 2016
MINIMUM TEMPERATURE (F) 77 68 1959
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 6:20 AM AST SUNSET 5:57 PM AST
OCTOBER 22 2025.......SUNRISE 6:20 AM AST SUNSET 5:57 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$