CDCA42 TJSJ 180841 CLIISX CLIMATE REPORT NATIONAL WEATHER SERVICE SAN JUAN PR 441 AM AST MON MAY 18 2026 ................................... ...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR MAY 17 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 88 2:11 PM 91 1998 87 1 82 2020 MINIMUM 78 3:09 AM 70 1983 75 3 76 AVERAGE 83 81 2 79 PRECIPITATION (IN) YESTERDAY T 2.95 1963 0.12 -0.12 MM MONTH TO DATE 0.68 2.21 -1.53 T SINCE MAR 1 3.89 6.05 -2.16 T SINCE JAN 1 3.89 9.34 -5.45 T 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 18 16 2 14 MONTH TO DATE 285 272 13 281 SINCE MAR 1 1171 1124 47 1185 SINCE JAN 1 1979 1882 97 1976 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 15.3 SKY COVER AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 85 LOWEST 61 AVERAGE 73 .......................................................... THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 91 1961 MINIMUM TEMPERATURE (F) 76 68 1979 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 5:46 AM AST SUNSET 6:46 PM AST MAY 19 2026...........SUNRISE 5:46 AM AST SUNSET 6:46 PM AST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$