Climatological Report (Monthly) Issued by NWS Tiyan, Guam
000
CXGM50 PGUM 020240
CLMGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
1240 PM CHST SUN JUL 02 2023
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...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 95 06/30/1969
LOW 70 06/22/1966
06/14/1958
06/12/1949
HIGHEST 89 06/14 89 06/16
06/17
06/19
LOWEST 74 06/03 73 06/27
AVG. MAXIMUM 86.4 88.5 -2.1 90.0
AVG. MINIMUM 77.4 77.7 -0.3 78.0
MEAN 81.9
DAYS MAX >= 90 0 9.3 -9.3 1
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 38.03 2004 (18.48" DURING TY TINGTING)
MINIMUM 0.83 1983
TOTALS 9.00 6.51 2.49 0.05
DAILY AVG. 0.30 0.22 0.08 0.16
DAYS >= .01 26 23.2 2.8 1
DAYS >= .10 17 14.0 3.0 0
DAYS >= .50 3 4.0 -1.0 0
DAYS >= 1.00 1 1.2 -0.2 0
DAYS >= 3.00 1
GREATEST
24 HR. TOTAL 3.89 06/03 TO 06/03 0.92 06/27
SNOWFALL (INCHES)
TOTALS 0.0
SINCE 7/1 0.0
GREATEST
SNOW DEPTH 0.0
DEGREE DAYS
COOLING TOTAL 514 543 -29 527
SINCE 1/1 2935 3018 -83 3211
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 10.2
RESULTANT WIND SPEED/DIRECTION 10/090
HIGHEST WIND SPEED/DIRECTION 28/080 DATE 06/07
HIGHEST GUST SPEED/DIRECTION 32/080 DATE 06/07
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.38
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 17
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 79
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 HEAVY RAIN 10
RAIN 11 LIGHT RAIN 27
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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