Climatological Report (Daily)
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572
CDCA42 TJSJ 170900
CLIISX

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
500 AM AST THU SEP 17 2026

...................................

...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 16 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1951 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         MM        MM  96    2023  89     MM       92
  MINIMUM         MM        MM  69    1980  77     MM       81
  AVERAGE         MM                        83     MM       87

PRECIPITATION (IN)
  YESTERDAY       MM             4.25 1975   0.16  MM       MM
  MONTH TO DATE    T                         2.59  -2.59     0.00
  SINCE SEP 1      T                         2.59  -2.59     0.00
  SINCE JAN 1      4.43                     21.13 -16.70     3.30

DEGREE DAYS
 HEATING
  YESTERDAY       MM                         0     MM        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       MM                        18     MM       22
  MONTH TO DATE  126                       288   -162      307
  SINCE SEP 1    126                       288   -162      307
  SINCE JAN 1   3853                      4074   -221     4192
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    MM   HIGHEST WIND DIRECTION    MM
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED    MM


SKY COVER
  AVERAGE SKY COVER  MM


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    MM
 LOWEST     MM
 AVERAGE    MM

..........................................................


THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        96      2023
 MINIMUM TEMPERATURE (F)   77        65      1975


SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE   6:07 AM AST   SUNSET   6:20 PM AST
SEPTEMBER 18 2026.....SUNRISE   6:08 AM AST   SUNSET   6:19 PM AST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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