


Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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511 CDGM40 PGUM 030651 CLIGUM CLIMATE REPORT NATIONAL WEATHER SERVICE TIYAN GUAM 451 PM CHST THU JUL 03 2025 ................................... ...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 3 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1945 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 88 2:00 PM 93 2013 88 0 88 MINIMUM 78 5:44 AM 71 1967 78 0 78 AVERAGE 83 83 0 83 PRECIPITATION (IN) TODAY 0.11 1.43 1964 0.32 -0.21 0.03 MONTH TO DATE 0.14 0.93 -0.79 0.89 SINCE JUN 1 13.64 7.44 6.20 8.89 SINCE JAN 1 29.37 27.65 1.72 25.76 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 0 0 0 SINCE JUL 1 0 0 0 0 COOLING TODAY 18 18 0 18 MONTH TO DATE 53 54 -1 53 SINCE JUN 1 562 606 -44 584 SINCE JAN 1 3126 3118 8 3065 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (150) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM AVERAGE WIND SPEED 5.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 96 6:00 AM LOWEST 65 2:00 PM AVERAGE 81 .......................................................... THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 92 2019 MINIMUM TEMPERATURE (F) 78 71 1986 SUNRISE AND SUNSET JULY 3 2025..........SUNRISE 5:58 AM CHST SUNSET 6:52 PM CHST JULY 4 2025..........SUNRISE 5:58 AM CHST SUNSET 6:52 PM CHST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$