Climatological Report (Monthly)
Issued by NWS Tiyan, Guam

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CXGM50 PGUM 041520
CLMGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
120 AM CHST MON NOV 5 2018

...................................

...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   10/23/2018
                        10/06/1989
                        10/04/1984
 LOW               67   10/16/1966
HIGHEST            93R  10/23        MM      MM       90  10/28
                                                          10/20
LOWEST             76   10/18        MM      MM       74  10/18
                        10/17                             10/13
                                                          10/07
AVG. MAXIMUM     88.7              86.8     1.9     86.9
AVG. MINIMUM     78.9              76.5     2.4     77.0
MEAN             83.8              81.7     2.1     82.0
DAYS MAX >= 90     12               0.6    11.4        2
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        22.66   2013
 MINIMUM         7.11   2008
TOTALS           8.87             11.80   -2.93    18.47
DAILY AVG.       0.29              0.38   -0.09     0.60
DAYS >= .01        25              25.7    -0.7       25
DAYS >= .10        16              17.5    -1.5       20
DAYS >= .50         7               7.2    -0.2       12
DAYS >= 1.00        2               3.1    -1.1        6
GREATEST
 24 HR. TOTAL    1.22   10/21 TO 10/21           10/17 TO 10/17
                                                          10/31 TO 10/31EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          10/31 TO 10/31EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    10/17(00) TO 10/17(00)
                                                 10/31(00) TO 10/31(00)1EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 10/31(00) TO 10/31(00)1EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
COOLING TOTAL     590               516      74      533
 SINCE 1/1       5608              4996     612     5445

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
RESULTANT WIND SPEED/DIRECTION   5/085
HIGHEST WIND SPEED/DIRECTION    41/260    DATE  10/25
HIGHEST GUST SPEED/DIRECTION    53/250    DATE  10/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     87

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
 15
  0
  0
  0
  0
  0
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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