900
CDCA42 TJSJ 180859
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
459 AM AST SAT APR 18 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR APRIL 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1898 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 11:53 AM 97 1983 86 0 88
MINIMUM 74 5:40 AM 67 1965 74 0 75
AVERAGE 80 80 0 82
PRECIPITATION (IN)
YESTERDAY 0.02 2.54 2017 0.17 -0.15 0.08
MONTH TO DATE 0.38 2.29 -1.91 3.50
SINCE MAR 1 6.94 4.47 2.47 7.53
SINCE JAN 1 15.31 11.12 4.19 14.32
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 15 15 0 17
MONTH TO DATE 266 251 15 258
SINCE MAR 1 706 671 35 748
SINCE JAN 1 1498 1418 80 1632
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91
LOWEST 65
AVERAGE 78
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THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 93 2021
MINIMUM TEMPERATURE (F) 74 68 1962
SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE 6:05 AM AST SUNSET 6:42 PM AST
APRIL 19 2026.........SUNRISE 6:04 AM AST SUNSET 6:42 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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