941
CDCA42 TJSJ 181941
CLISJU
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
341 PM AST MON MAY 18 2026
...............................
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 18 2026
VALID TODAY AS OF 0300 PM LOCAL TIME.
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)
TODAY
MAXIMUM 87 1:59 PM 94 1903 87 0 85
2021
MINIMUM 77 5:35 AM 67 1957 76 1 74
AVERAGE 82 82 0 80
PRECIPITATION (IN)
TODAY 0.03 3.14 1904 0.18 -0.15 0.03
MONTH TO DATE 1.33 3.22 -1.89 4.52
SINCE MAR 1 10.98 10.00 0.98 15.19
SINCE JAN 1 19.35 16.65 2.70 21.98
DEGREE DAYS
HEATING
TODAY 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
TODAY 17 17 0 15
MONTH TO DATE 326 290 36 277
SINCE MAR 1 1243 1163 80 1210
SINCE JAN 1 2035 1910 125 2094
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 12.5
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 57
AVERAGE 70
......................................................
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 95 2021
MINIMUM TEMPERATURE (F) 76 69 1940
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:49 AM AST SUNSET 6:52 PM AST
MAY 19 2026...........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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