CXGM50 PGUM 041520 CLMGUM CLIMATE REPORT NATIONAL WEATHER SERVICE TIYAN, GUAM 120 AM CHST THU NOV 5 2009 ................................... ...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1945 TO 2009 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 93 10/06/1989 10/04/1984 10/10/1969 LOW 67 10/16/1966 HIGHEST 90 10/26 MM MM 90 10/14 10/21 10/30 10/14 10/24 LOWEST 74 10/17 MM MM 73 10/15 10/08 AVG. MAXIMUM 86.8 87.8 -1.0 87.8 AVG. MINIMUM 77.0 76.8 0.2 77.1 MEAN 81.9 82.3 -0.4 82.5 DAYS MAX >= 90 3 MM MM 3 DAYS MAX <= 32 0 MM MM 0 DAYS MIN <= 32 0 MM MM 0 DAYS MIN <= 0 0 MM MM 0 PRECIPITATION (INCHES) RECORD MAXIMUM 15.39 2006 MINIMUM 7.11 2008 TOTALS 11.13 11.75 -0.62 7.21 DAILY AVG. 0.36 0.38 -0.02 0.23 DAYS >= .01 27 MM MM 27 DAYS >= .10 21 MM MM 15 DAYS >= .50 10 MM MM 4 DAYS >= 1.00 1 MM MM 2 GREATEST 24 HR. TOTAL 2.15 09/30 TO 10/01 10/14 TO 10/15 10/29 TO 10/29[J) 10/29 TO 10/29[J) STORM TOTAL MM MM (MM/DD(HH)) MM 10/15(00) TO 10/15(00) 10/29(00) TO 10/29(00)9[J) 10/29(00) TO 10/29(00)9[J) DEGREE_DAYS COOLING TOTAL 532 536 -4 551 SINCE 1/1 5295 5097 198 5243 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM ................................................................. WIND (MPH) AVERAGE WIND SPEED 8.3 RESULTANT WIND SPEED/DIRECTION 5/093 HIGHEST WIND SPEED/DIRECTION 35/090 DATE 10/15 HIGHEST GUST SPEED/DIRECTION 47/080 DATE 10/15 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM NUMBER OF DAYS FAIR 19 NUMBER OF DAYS PC 12 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 82 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 5 MIXED PRECIP 3 HEAVY RAIN 18 RAIN 14 LIGHT RAIN 25 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 25 FOG W/VIS <= 1/4 MILE 1 HAZE 8 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$