075
CDGM40 PGUM 201605
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
205 AM CHST SAT JUN 21 2025
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 20 2025
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)
YESTERDAY
MAXIMUM 89 12:11 PM 93 1987 89 0 87
MINIMUM 78 3:54 AM 74 1990 78 0 78
1994
2008
AVERAGE 84 83 1 83
PRECIPITATION (IN)
YESTERDAY 0.00 1.54 1957 0.21 -0.21 0.15
MONTH TO DATE 4.86 3.85 1.01 5.70
SINCE JUN 1 4.86 3.85 1.01 5.70
SINCE JAN 1 20.59 24.06 -3.47 22.57
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 19 18 1 18
MONTH TO DATE 354 360 -6 347
SINCE JUN 1 354 360 -6 347
SINCE JAN 1 2918 2872 46 2828
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 7:00 AM
LOWEST 65 5:00 PM
AVERAGE 77
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1974
1983
1988
MINIMUM TEMPERATURE (F) 78 73 1950
1967
1985
SUNRISE AND SUNSET
JUNE 21 2025..........SUNRISE 5:55 AM CHST SUNSET 6:50 PM CHST
JUNE 22 2025..........SUNRISE 5:55 AM CHST SUNSET 6:50 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.
Main Text Page