589
CDGM40 PGUM 031603
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
203 AM CHST MON AUG 04 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 3 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 86 1:21 PM 91 1986 87 -1 86
1990
1991
MINIMUM 79 12:46 AM 71 1989 77 2 75
AVERAGE 83 82 1 81
PRECIPITATION (IN)
YESTERDAY T 4.43 1972 0.53 -0.53 0.13
MONTH TO DATE 1.92 1.58 0.34 3.88
SINCE JUN 1 28.41 20.34 8.07 19.39
SINCE JAN 1 44.14 40.55 3.59 36.26
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 18 17 1 16
MONTH TO DATE 51 51 0 50
SINCE JUN 1 1084 1145 -61 1127
SINCE JAN 1 3648 3657 -9 3608
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SE (140)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 7.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 3:00 AM
LOWEST 72 2:00 PM
AVERAGE 83
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1991
1994
2013
MINIMUM TEMPERATURE (F) 77 72 1995
SUNRISE AND SUNSET
AUGUST 4 2025........SUNRISE 6:06 AM CHST SUNSET 6:47 PM CHST
AUGUST 5 2025........SUNRISE 6:06 AM CHST SUNSET 6:47 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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