Climatological Report (Monthly)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
755
CXGM50 PGUM 030717
CLMGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
517 PM CHST MON MAR 03 2025
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...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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 93 02/21/1946
02/18/1946
02/14/1946
LOW 65 02/08/1973
HIGHEST 88 02/19 87 02/17
02/20
02/21
02/25
LOWEST 73 02/04 70 02/08
02/14
02/15
02/18
AVG. MAXIMUM 86.2 86.0 0.2 84.9
AVG. MINIMUM 75.8 75.0 0.8 74.4
MEAN 81.0
DAYS MAX >= 90 0 0.1 -0.1 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 13.87 1980
MINIMUM 0.18 2015
TOTALS 2.91 4.15 -1.24 1.88
DAILY AVG. 0.10 0.15 -0.05 0.06
DAYS >= .01 12 18.0 -6.0 15
DAYS >= .10 6 8.6 -2.6 7
DAYS >= .50 2 2.2 -0.2 0
DAYS >= 1.00 1 0.8 0.2 0
DAYS >= 3.00 0 0 0 0
GREATEST
24 HR. TOTAL 1.20 02/27 TO 02/27 0.38 02/22
SNOWFALL (INCHES)
TOTALS 0.0
SINCE 7/1 0.0
GREATEST
SNOW DEPTH 0
DEGREE DAYS
COOLING TOTAL 453 434 19 432
SINCE 1/1 960 921 39 909
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 13.5
RESULTANT WIND SPEED/DIRECTION 13/060
HIGHEST WIND SPEED/DIRECTION 29/050 DATE 02/22
29/070 02/27
29/060 02/28
HIGHEST GUST SPEED/DIRECTION 40/050 DATE 02/22
40/070 02/28
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.43
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 3
RAIN 4 LIGHT RAIN 20
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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