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CXGM50 PGUM 010010
CLMGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
1010 AM CHST TUE JUL 01 2025
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...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 94 MM
LOW 71 05/27/2015
HIGHEST 88 90 05/17
LOWEST 80 75 05/03
05/24
AVG. MAXIMUM 88.0 88.6 -0.6 87.4
AVG. MINIMUM 80.0 77.8 2.2 77.8
MEAN 84.0
DAYS MAX >= 90 0 8.7 -8.7 1
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 MM
DAYS MIN <= 0 0 0.0 0.0 MM
PRECIPITATION (INCHES)
RECORD
MAXIMUM 31.15 2023
MINIMUM 0.01 2022
TOTALS 0.02 4.45 -4.43 3.82
DAILY AVG. 0.06 0.14 -0.08 0.12
DAYS >= .01 1 19.7 -18.7 21
DAYS >= .10 0 9.4 -9.4 8
DAYS >= .50 0 2.3 -2.3 1
DAYS >= 1.00 0 0.7 -0.7 1
DAYS >= %-5.2F 0
GREATEST
24 HR. TOTAL 0.02 05/01 TO 05/01 1.93
DEGREE DAYS
COOLING TOTAL 19 564 -545 554
SINCE 1/1 2564 2512 52 MM
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 10.3
RESULTANT WIND SPEED/DIRECTION 10/090
HIGHEST GUST SPEED/DIRECTION 38/070 DATE 05/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.27
NUMBER OF DAYS FAIR 27
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 3
RAIN 4 LIGHT RAIN 25
FOG 0 HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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