Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDCA42 TJSJ 292010
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
410 PM AST MON SEP 29 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 29 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88 MM 96 2023 89 -1 90
MINIMUM 81 MM 69 1955 76 5 79
AVERAGE 85 82 3 85
PRECIPITATION (IN)
TODAY MM 3.18 1955 0.17 MM 0.28
MONTH TO DATE 0.00 4.72 -4.72 3.23
SINCE SEP 1 0.00 4.72 -4.72 3.23
SINCE JAN 1 3.30 23.26 -19.96 13.07
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 20 18 2 20
MONTH TO DATE 529 522 7 584
SINCE SEP 1 529 522 7 584
SINCE JAN 1 4414 4308 106 4360
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 66
AVERAGE 77
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 97 2023
MINIMUM TEMPERATURE (F) 76 68 1954
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 6:09 AM AST SUNSET 6:09 PM AST
SEPTEMBER 30 2025.....SUNRISE 6:09 AM AST SUNSET 6:08 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$