290  
CDGM40 PGUM 201609  
CLIGUM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TIYAN GUAM  
209 AM CHST WED FEB 21 2024  
   
...............................
 
 
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR FEBRUARY 20 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1945 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 3:06 PM 89 1946 86 -1 85  
1981  
MINIMUM 75 6:42 PM 68 1978 75 0 77  
AVERAGE 80 81 -1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.30 1991 0.14 -0.08 0.06  
MONTH TO DATE 1.14 3.07 -1.93 4.58  
SINCE DEC 1 9.01 13.71 -4.70 27.66  
SINCE JAN 1 3.52 8.41 -4.89 18.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 15 16 -1 16  
MONTH TO DATE 301 308 -7 320  
SINCE DEC 1 1294 1314 -20 1314  
SINCE JAN 1 778 793 -15 801    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 14.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 7:00 PM  
LOWEST 57 3:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 93 1946  
MINIMUM TEMPERATURE (F) 75 71 1969  
1992  
1994  
 
SUNRISE AND SUNSET  
FEBRUARY 21 2024......SUNRISE 6:42 AM CHST SUNSET 6:28 PM CHST  
FEBRUARY 22 2024......SUNRISE 6:41 AM CHST SUNSET 6:28 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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