Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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949
CDGM40 PGUM 140633
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
433 PM CHST WED MAY 14 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 14 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 89 11:43 AM 93 1970 89 0 88
1987
MINIMUM 80 5:49 AM 73 1997 78 2 76
AVERAGE 85 83 2 82
PRECIPITATION (IN)
TODAY T 0.84 1955 0.14 -0.14 0.28
MONTH TO DATE 0.32 1.84 -1.52 0.78
SINCE MAR 1 5.81 8.11 -2.30 9.57
SINCE JAN 1 14.07 17.60 -3.53 13.83
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE 0.0
SINCE MAR 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 20 18 2 17
MONTH TO DATE 261 252 9 249
SINCE MAR 1 1289 1281 8 1267
SINCE JAN 1 2249 2200 49 2176
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 14.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 12:00 AM
LOWEST 59 2:00 PM
AVERAGE 69
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1970
1987
2010
MINIMUM TEMPERATURE (F) 78 74 1949
1982
1999
SUNRISE AND SUNSET
MAY 14 2025...........SUNRISE 5:55 AM CHST SUNSET 6:39 PM CHST
MAY 15 2025...........SUNRISE 5:55 AM CHST SUNSET 6:40 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$