633
CDGM40 PGUM 220626
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
426 PM CHST TUE SEP 22 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 12:30 PM 91 1969 87 -2 85
1970
2017
MINIMUM 79 1:02 AM 73 1953 76 3 75
1999
2000
AVERAGE 82 82 0 80
PRECIPITATION (IN)
TODAY 0.10 2.03 1959 0.49 -0.39 0.18
MONTH TO DATE 14.49 11.29 3.20 9.72
SINCE SEP 1 14.49 11.29 3.20 9.72
SINCE JAN 1 106.52 67.92 38.60 65.00
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 17 17 0 15
MONTH TO DATE 376 374 2 360
SINCE SEP 1 376 374 2 360
SINCE JAN 1 4370 4502 -132 4489
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 8:00 AM
LOWEST 77 12:00 PM
AVERAGE 86
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1962
1970
MINIMUM TEMPERATURE (F) 76 70 1945
SUNRISE AND SUNSET
SEPTEMBER 22 2026.....SUNRISE 6:10 AM CHST SUNSET 6:17 PM CHST
SEPTEMBER 23 2026.....SUNRISE 6:10 AM CHST SUNSET 6:17 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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