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CDGM40 PGUM 250627
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
427 PM CHST FRI JUL 25 2025
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 25 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 80 4:14 PM 93 1984 88 -8 86
MINIMUM 74 7:07 AM 72 1968 77 -3 74
AVERAGE 77 82 -5 80
PRECIPITATION (IN)
TODAY 0.43 1.99 1971 0.47 -0.04 0.45
MONTH TO DATE 10.37 9.42 0.95 5.69
SINCE JUN 1 23.87 15.93 7.94 13.69
SINCE JAN 1 39.60 36.14 3.46 30.56
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 12 17 -5 15
MONTH TO DATE 424 441 -17 442
SINCE JUN 1 933 993 -60 973
SINCE JAN 1 3497 3505 -8 3454
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 7.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 2:00 PM
LOWEST 82 5:00 AM
AVERAGE 88
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 94 1984
MINIMUM TEMPERATURE (F) 77 72 1985
SUNRISE AND SUNSET
JULY 25 2025..........SUNRISE 6:04 AM CHST SUNSET 6:51 PM CHST
JULY 26 2025..........SUNRISE 6:04 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.
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