473
CXGM50 PGUM 060722
CLMGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
522 PM CHST SAT JAN 06 2024
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...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 91 12/15/2014
12/03/2012
12/02/1994
LOW 68 12/31/1962
HIGHEST 87 87 12/09
12/20
12/24
LOWEST 74 75 12/23
12/26
12/27
AVG. MAXIMUM 86.2 86.8 -0.6 85.6
AVG. MINIMUM 76.6 76.8 -0.2 76.8
MEAN 81.4
DAYS MAX >= 90 0 0.9 -0.9 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.32 2022
MINIMUM 1.46 2019
TOTALS 5.49 5.30 0.19 9.32
DAILY AVG. 0.18 0.17 0.01 0.30
DAYS >= .01 28 22.7 5.3 27
DAYS >= .10 16 11.5 4.5 19
DAYS >= .50 3 2.7 0.3 7
DAYS >= 1.00 1 0.8 0.2 3
DAYS >= %-5.2F 0
GREATEST
24 HR. TOTAL 1.37 12/31 TO 12/31 1.38
SNOWFALL (INCHES)
TOTALS 0.0
SINCE 7/1 0.0
GREATEST
SNOW DEPTH 0.0
DEGREE DAYS
COOLING TOTAL 516 521 -5 513
SINCE 1/1 6054 6205 -151 6018
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 13.6
RESULTANT WIND SPEED/DIRECTION 13/070
HIGHEST WIND SPEED/DIRECTION 33/080 DATE 12/03
HIGHEST GUST SPEED/DIRECTION 46/090 DATE 12/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.39
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 78
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 7
RAIN 14 LIGHT RAIN 30
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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