Climatological Report (Daily)
Issued by NWS
Issued by NWS
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231
CDCA42 TJSJ 041931
CLIISX
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
331 PM AST SAT OCT 04 2025
...................................
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR OCTOBER 4 2025...
VALID TODAY AS OF 0300 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 12:07 PM 95 1972 89 -1 91
MINIMUM 75 6:10 AM 69 1983 76 -1 77
AVERAGE 82 82 0 84
PRECIPITATION (IN)
TODAY MM 3.85 2023 0.14 MM MM
MONTH TO DATE T 0.56 -0.56 0.05
SINCE SEP 1 0.00 5.45 -5.45 3.76
SINCE JAN 1 3.30 23.99 -20.69 13.60
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 17 17 0 19
MONTH TO DATE 69 68 1 76
SINCE SEP 1 615 602 13 680
SINCE JAN 1 4500 4388 112 4456
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 65
AVERAGE 80
..........................................................
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 2015
2023
MINIMUM TEMPERATURE (F) 76 70 1983
SUNRISE AND SUNSET
OCTOBER 4 2025.......SUNRISE 6:10 AM AST SUNSET 6:05 PM AST
OCTOBER 5 2025.......SUNRISE 6:10 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.
$$