Climatological Report (Monthly)
Issued by NWS Tiyan, Guam

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584
CXGM50 PGUM 041520
CLMGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
120 AM CHST WED APR 5 2017

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

...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR THE MONTH OF MARCH 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              92   03/31/2006
 LOW               70   03/22/2008
                        03/04/2008
                        03/29/2006
HIGHEST            89   03/28        MM      MM       90  03/31
                        03/27                             03/27
                        03/16                             03/25
LOWEST             71   03/12        MM      MM       73  03/15
AVG. MAXIMUM     87.0              85.8     1.2     86.9
AVG. MINIMUM     76.7              75.6     1.1     76.0
MEAN             81.8              80.7     1.1     81.4
DAYS MAX >= 90      0               0.0     0.0        4
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           MM   MM
 MINIMUM           MM   MM
TOTALS           5.30              2.77    2.53     1.63
DAILY AVG.       0.17              0.09    0.08     0.05
DAYS >= .01        16              18.9    -2.9       16
DAYS >= .10        10               8.4     1.6        6
DAYS >= .50         5               1.1     3.9        0
DAYS >= 1.00        2               0.2     1.8        0
GREATEST
 24 HR. TOTAL    1.13   03/19 TO 03/19           02/29 TO 03/01
                                                          03/31 TO 03/31
                                                          03/31 TO 03/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    03/01(00) TO 03/01(00)
                                                 03/31(00) TO 03/31(00)1
                                                 03/31(00) TO 03/31(00)1

DEGREE_DAYS
COOLING TOTAL     530               487      43      518
 SINCE 1/1       1520              1377     143     1490

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

WIND (MPH)
AVERAGE WIND SPEED              10.1
RESULTANT WIND SPEED/DIRECTION   9/073
HIGHEST WIND SPEED/DIRECTION    26/060    DATE  03/30
HIGHEST GUST SPEED/DIRECTION    35/060    DATE  03/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     81

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      11
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      0
HAZE                      6

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

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