213  
CDGM40 PGUM 021647  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
247 AM CHST MON AUG 03 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 2 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 86 1:36 PM 91 1995 87 -1 87  
2013  
MINIMUM 79 12:40 AM 68 1961 77 2 76  
AVERAGE 83 82 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 4.89 1966 0.53 -0.46 0.87  
MONTH TO DATE 0.38 1.05 -0.67 1.92  
SINCE JUN 1 26.72 19.81 6.91 28.41  
SINCE JAN 1 78.45 40.02 38.43 44.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 18 17 1 17  
MONTH TO DATE 36 34 2 33  
SINCE JUN 1 1104 1128 -24 1067  
SINCE JAN 1 3496 3640 -144 3631    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 15.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 12:00 PM  
LOWEST 80 2:00 PM  
AVERAGE 86  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 1957  
2013  
MINIMUM TEMPERATURE (F) 77 69 1961  
1964  
 
SUNRISE AND SUNSET  
AUGUST 3 2026........SUNRISE 6:06 AM CHST SUNSET 6:48 PM CHST  
AUGUST 4 2026........SUNRISE 6:06 AM CHST SUNSET 6:48 PM CHST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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