CDGM40 PGUM 191618 CLIGUM CLIMATE REPORT NATIONAL WEATHER SERVICE TIYAN GUAM 218 AM CHST WED MAY 20 2026 ................................... ...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 19 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1945 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 87 MM 92 2001 89 -2 87 MINIMUM 77 12:37 AM 66 1975 78 -1 78 AVERAGE 82 83 -1 83 PRECIPITATION (IN) YESTERDAY 0.29 1.26 1985 0.14 0.15 0.10 MONTH TO DATE 4.58 2.52 2.06 0.97 SINCE MAR 1 33.65 8.79 24.86 6.46 SINCE JAN 1 47.42 18.28 29.14 14.72 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 17 18 -1 18 MONTH TO DATE 330 342 -12 352 SINCE MAR 1 1271 1371 -100 1380 SINCE JAN 1 2183 2290 -107 2340 ................................................................... WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (80) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 12.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 90 7:00 PM LOWEST 68 11:00 AM AVERAGE 79 .......................................................... THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 89 92 2012 MINIMUM TEMPERATURE (F) 78 67 1972 SUNRISE AND SUNSET MAY 20 2026...........SUNRISE 5:54 AM CHST SUNSET 6:41 PM CHST MAY 21 2026...........SUNRISE 5:54 AM CHST SUNSET 6:41 PM CHST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$