Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 050632
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
432 PM CHST SUN OCT 05 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 5 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 85 10:44 AM 91 1995 87 -2 87
2003
2016
MINIMUM 75 1:40 PM 69 1965 77 -2 74
1980
AVERAGE 80 82 -2 81
PRECIPITATION (IN)
TODAY 0.47 4.23 1973 0.46 0.01 0.08
MONTH TO DATE 0.67 2.39 -1.72 2.41
SINCE SEP 1 13.01 17.56 -4.55 26.79
SINCE JAN 1 68.29 74.19 -5.90 74.01
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 15 17 -2 16
MONTH TO DATE 83 85 -2 87
SINCE SEP 1 572 587 -15 601
SINCE JAN 1 4701 4715 -14 4699
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 1:00 PM
LOWEST 74 9:00 AM
AVERAGE 84
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 2016
MINIMUM TEMPERATURE (F) 77 68 1968
SUNRISE AND SUNSET
OCTOBER 5 2025.......SUNRISE 6:10 AM CHST SUNSET 6:08 PM CHST
OCTOBER 6 2025.......SUNRISE 6:10 AM CHST SUNSET 6:07 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$