033
CDGM40 PGUM 210701
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
501 PM CHST TUE JUL 21 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 21 2026
VALID TODAY AS OF 0500 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 86 2:39 PM 91 2013 88 -2 88
MINIMUM 76 5:56 AM 67 1986 77 -1 76
AVERAGE 81 82 -1 82
PRECIPITATION (IN)
TODAY 0.18 4.88 2014 0.44 -0.26 0.21
MONTH TO DATE 20.58 7.57 13.01 8.36
SINCE JUN 1 25.91 14.08 11.83 21.86
SINCE JAN 1 77.64 34.29 43.35 37.59
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 16 17 -1 17
MONTH TO DATE 358 373 -15 364
SINCE JUN 1 887 925 -38 873
SINCE JAN 1 3279 3437 -158 3437
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SE (140)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 11.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 1:00 AM
LOWEST 75 11:00 AM
AVERAGE 85
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 91 1997
MINIMUM TEMPERATURE (F) 77 64 1986
SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE 6:03 AM CHST SUNSET 6:51 PM CHST
JULY 22 2026..........SUNRISE 6:03 AM CHST SUNSET 6:51 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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