475
CDCA42 TJSJ 180925
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
525 AM AST SUN MAY 18 2025
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 17 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 81 4:56 PM 94 1903 87 -6 91
MINIMUM 74 5:46 AM 69 1960 76 -2 79
AVERAGE 78 82 -4 85
PRECIPITATION (IN)
YESTERDAY 0.02 2.92 2010 0.17 -0.15 0.04
MONTH TO DATE 4.49 3.04 1.45 7.71
SINCE MAR 1 15.16 9.82 5.34 19.74
SINCE JAN 1 21.95 16.47 5.48 29.08
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 13 17 -4 20
MONTH TO DATE 262 273 -11 318
SINCE MAR 1 1195 1146 49 1324
SINCE JAN 1 2079 1893 186 2217
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 7.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 74
AVERAGE 84
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THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 94 1903
2021
MINIMUM TEMPERATURE (F) 76 67 1957
SUNRISE AND SUNSET
MAY 18 2025...........SUNRISE 5:49 AM AST SUNSET 6:52 PM AST
MAY 19 2025...........SUNRISE 5:49 AM AST SUNSET 6:52 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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