Guam · precipitation record 1945–2026
Guam, GU
THIS MONTH · 2026
WETTEST THIS MONTH ON RECORD
16.78in
1st wettest of 80 years · normal 2.49"
Accumulation
TODAY
0.53in
16th wettest of 79 yrs
408% of normal
408% of normal
MONTH TO DATE
16.78in
1st wettest of 80 yrs
674% of normal
674% of normal
LAST 90 DAYS
44.41in
3rd wettest of 80 yrs
284% of normal
284% of normal
YEAR TO DATE
71.97in
3rd wettest of 79 yrs
274% of normal
274% of normal
Extremes & Streaks
Biggest Day on Record
19.67in
on Dec 8, 2002 · in 82 years
Dry Streak
0days
current run under 0.01" · longest ever 18 days (to Dec 23, 1977)
Wet Streak
10days
consecutive days with rain · longest ever 55 days
Year to Date vs Normal
274%
71.97" of a normal 26.28" · wettest 81.55" (1976) · driest 9.19" (1983)
This Year's Rainfall
Guam's cumulative rainfall so far this year against its own record — the normal accumulation, and the wettest & driest years to date. The bright line is the running total; where it rides the band tells the story at a glance.
Sun & Location
Sun & Daylight Today
| Sunrise | 6:00 AM |
| Sunset | 6:52 PM |
| Solar noon | 12:26 PM |
| Daylight | 12h 53m |
Local standard time (no DST), level horizon.
Location
Nearby Stations
Saipan, MP129 mi NELihue, HI3703 mi WHonolulu, HI3794 mi WSt Paul Island, AK3822 mi WKahului, HI3892 mi WHilo, HI3987 mi W
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