Climatological Report (Daily)
Issued by NWS Tiyan, Guam

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
250
CDGM40 PGUM 100728
CLIGUM

CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
528 PM CHST MON AUG 10 2026

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

...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 10 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         87  12:35 PM  93    1986  87      0       88
  MINIMUM         80   6:23 AM  73    1951  77      3       78
                                      1993
  AVERAGE         84                        82      2       83

PRECIPITATION (IN)
  TODAY            0.04          2.77 1978   0.60  -0.56     0.01
  MONTH TO DATE    4.47                      5.49  -1.02     4.36
  SINCE JUN 1     30.81                     24.25   6.56    30.85
  SINCE JAN 1     82.54                     44.46  38.08    46.58

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           19                        17      2       18
  MONTH TO DATE  174                       170      4      172
  SINCE JUN 1   1241                      1264    -23     1206
  SINCE JAN 1   3633                      3776   -143     3770
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    13.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           9:00 AM
 LOWEST     70          12:00 PM
 AVERAGE    80

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


THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        92      1986
                                             1990
 MINIMUM TEMPERATURE (F)   77        72      1951
                                             1953


SUNRISE AND SUNSET
AUGUST 10 2026........SUNRISE   6:07 AM CHST  SUNSET   6:45 PM CHST
AUGUST 11 2026........SUNRISE   6:07 AM CHST  SUNSET   6:45 PM CHST


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




$$