Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 011613
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
213 AM CHST WED JUL 02 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 1 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 1:24 PM 93 1969 89 -1 88
2018
MINIMUM 76 6:00 AM 73 1967 78 -2 78
AVERAGE 82 83 -1 83
PRECIPITATION (IN)
YESTERDAY 0.03 1.36 1948 0.30 -0.27 0.71
MONTH TO DATE 0.03 0.30 -0.27 0.71
SINCE JUN 1 13.53 6.81 6.72 8.71
SINCE JAN 1 29.26 27.02 2.24 25.58
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 17
MONTH TO DATE 17 18 -1 17
SINCE JUN 1 526 570 -44 548
SINCE JAN 1 3090 3082 8 3029
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 68 1:00 PM
AVERAGE 82
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 94 1969
MINIMUM TEMPERATURE (F) 78 71 1994
SUNRISE AND SUNSET
JULY 2 2025..........SUNRISE 5:58 AM CHST SUNSET 6:52 PM CHST
JULY 3 2025..........SUNRISE 5:58 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.
$$