Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 170628
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
428 PM CHST MON NOV 17 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR NOVEMBER 17 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 88 12:56 PM 91 2015 88 0 86
MINIMUM 79 5:17 AM 68 1984 77 2 76
AVERAGE 84 82 2 81
PRECIPITATION (IN)
TODAY 0.03 2.83 1964 0.29 -0.26 0.28
MONTH TO DATE 4.33 5.01 -0.68 4.29
SINCE SEP 1 32.03 32.91 -0.88 46.76
SINCE JAN 1 87.31 89.54 -2.23 93.98
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 19 18 1 16
MONTH TO DATE 297 302 -5 286
SINCE SEP 1 1294 1334 -40 1308
SINCE JAN 1 5423 5462 -39 5406
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION E (70)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 13.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 5:00 AM
LOWEST 63 12:00 PM
AVERAGE 74
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 91 2016
MINIMUM TEMPERATURE (F) 77 69 1968
SUNRISE AND SUNSET
NOVEMBER 17 2025......SUNRISE 6:21 AM CHST SUNSET 5:50 PM CHST
NOVEMBER 18 2025......SUNRISE 6:21 AM CHST SUNSET 5:50 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$