313  
CDGM40 PGUM 310627  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
427 PM CHST FRI JAN 31 2025  
   
...............................  
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 31 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 86 12:41 PM 89 1985 86 0 85  
MINIMUM 77 2:50 AM 70 1969 75 2 75  
AVERAGE 82 80 2 80  
 
PRECIPITATION (IN)  
TODAY 0.00 1.99 1963 0.16 -0.16 0.07  
MONTH TO DATE 5.35 5.34 0.01 2.38  
SINCE DEC 1 10.05 10.64 -0.59 7.87  
SINCE JAN 1 5.35 5.34 0.01 2.38  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 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 DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 17 15 2 15  
MONTH TO DATE 508 485 23 477  
SINCE DEC 1 1023 1006 17 993  
SINCE JAN 1 508 485 23 477    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 16.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 12:00 AM  
LOWEST 57 12:00 PM  
AVERAGE 71  
   
......................................................  
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 2015  
MINIMUM TEMPERATURE (F) 75 70 1968  
2012  
 
SUNRISE AND SUNSET  
JANUARY 31 2025.......SUNRISE 6:48 AM CHST SUNSET 6:21 PM CHST  
FEBRUARY 1 2025......SUNRISE 6:48 AM CHST SUNSET 6:21 PM CHST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab GU Page
Main Text Page