593
CDGM40 PGUM 211631
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
231 AM CHST SUN JUN 22 2025
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 21 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 88 3:00 PM 92 1974 89 -1 87
1983
1988
MINIMUM 76 6:05 AM 73 1950 78 -2 78
1967
1985
AVERAGE 82 83 -1 83
PRECIPITATION (IN)
YESTERDAY 0.00 3.75 1985 0.24 -0.24 0.02
MONTH TO DATE 4.86 4.09 0.77 5.72
SINCE JUN 1 4.86 4.09 0.77 5.72
SINCE JAN 1 20.59 24.30 -3.71 22.59
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 17 18 -1 18
MONTH TO DATE 371 378 -7 365
SINCE JUN 1 371 378 -7 365
SINCE JAN 1 2935 2890 45 2846
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 4.7
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 4:00 AM
LOWEST 59 3:00 PM
AVERAGE 74
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1983
MINIMUM TEMPERATURE (F) 78 70 1966
SUNRISE AND SUNSET
JUNE 22 2025..........SUNRISE 5:55 AM CHST SUNSET 6:50 PM CHST
JUNE 23 2025..........SUNRISE 5:55 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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