959  
CDGM40 PGUM 010631  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
431 PM CHST THU JUL 01 2021  
   
...............................
 
 
   
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 1 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 90 1:16 PM 93 1969 88 2 86  
2018  
MINIMUM 79 1:09 AM 73 1967 77 2 77  
AVERAGE 85 83 2 82  
 
PRECIPITATION (IN)  
TODAY 0.06 1.36 1948 0.30 -0.24 0.34  
MONTH TO DATE 0.06 0.30 -0.24 0.34  
SINCE JUN 1 5.14 6.81 -1.67 3.74  
SINCE JAN 1 23.12 27.02 -3.90 22.48  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
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 20 18 2 17  
MONTH TO DATE 20 18 2 17  
SINCE JUN 1 588 561 27 608  
SINCE JAN 1 3161 3036 125 3228    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1:00 AM  
LOWEST 63 3:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 94 1969  
MINIMUM TEMPERATURE (F) 77 71 1994  
 
SUNRISE AND SUNSET  
JULY 1 2021..........SUNRISE 5:57 AM CHST SUNSET 6:52 PM CHST  
JULY 2 2021..........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.  
 

 
 
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