Climatological Report (Daily)
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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CDCA42 TJSJ 040906
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
506 AM AST MON AUG 04 2025
...................................
...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR AUGUST 3 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 93 12:23 PM 95 1980 89 4 92
MINIMUM 78 6:55 AM 71 1977 78 0 81
AVERAGE 86 83 3 87
PRECIPITATION (IN)
YESTERDAY 0.41 5.51 1928 0.18 0.23 0.02
MONTH TO DATE 1.21 0.53 0.68 1.09
SINCE JUN 1 10.79 11.21 -0.42 9.26
SINCE JAN 1 35.19 30.18 5.01 42.14
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 21 18 3 22
MONTH TO DATE 58 54 4 63
SINCE JUN 1 1171 1160 11 1349
SINCE JAN 1 3495 3293 202 3861
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 57
AVERAGE 76
..........................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 2005
MINIMUM TEMPERATURE (F) 78 71 1909
SUNRISE AND SUNSET
AUGUST 4 2025........SUNRISE 6:03 AM AST SUNSET 6:57 PM AST
AUGUST 5 2025........SUNRISE 6:03 AM AST SUNSET 6:57 PM AST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$