935  
CDGM40 PGUM 170628  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
428 PM CHST TUE MAR 17 2026  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MARCH 17 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 82 11:23 AM 90 2013 87 -5 86  
2018  
MINIMUM 71 3:35 AM 59 1981 76 -5 77  
AVERAGE 77 81 -4 82  
 
PRECIPITATION (IN)  
TODAY T 2.09 1971 0.08 -0.08 0.00  
MONTH TO DATE 12.12 1.59 10.53 2.39  
SINCE MAR 1 12.12 1.59 10.53 2.39  
SINCE JAN 1 25.89 11.08 14.81 10.65  
 
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 12 16 -4 17  
MONTH TO DATE 235 272 -37 279  
SINCE MAR 1 235 272 -37 279  
SINCE JAN 1 1147 1191 -44 1239    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1:00 AM  
LOWEST 46 11:00 AM  
AVERAGE 64  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 90 2018  
2020  
MINIMUM TEMPERATURE (F) 76 62 1981  
1983  
 
SUNRISE AND SUNSET  
MARCH 17 2026.........SUNRISE 6:27 AM CHST SUNSET 6:31 PM CHST  
MARCH 18 2026.........SUNRISE 6:27 AM CHST SUNSET 6:31 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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