Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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362
CDGM40 PGUM 041607
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
207 AM CHST SAT JUL 05 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 4 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 11:58 AM 92 2019 88 0 89
MINIMUM 80 5:09 AM 71 1986 78 2 79
AVERAGE 84 83 1 84
PRECIPITATION (IN)
YESTERDAY 0.01 6.77 1986 0.31 -0.30 0.00
MONTH TO DATE 0.18 1.24 -1.06 0.89
SINCE JUN 1 13.68 7.75 5.93 8.89
SINCE JAN 1 29.41 27.96 1.45 25.76
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 19 18 1 19
MONTH TO DATE 72 72 0 72
SINCE JUN 1 581 624 -43 603
SINCE JAN 1 3145 3136 9 3084
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 7.0
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 90 5:00 AM
LOWEST 72 5:00 PM
AVERAGE 81
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 93 1985
MINIMUM TEMPERATURE (F) 78 72 1986
1995
SUNRISE AND SUNSET
JULY 5 2025..........SUNRISE 5:59 AM CHST SUNSET 6:52 PM CHST
JULY 6 2025..........SUNRISE 5:59 AM CHST SUNSET 6:52 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$