UTC Offset
UTC+10:00
Adacao, Guam Snapshot 2026
Where is Adacao?
Adacao, Guam
- Continent
- Oceania
- Country
- Guam
- City
- Adacao
- Population
- 3.6K
- Coordinates
- 13.49°, 144.84°
Adacao is a city in Guam with a population of approximately 3.6K. Average temperatures range from 25°C (77°F) in February to 28°C (83°F) in June. The best time to visit is January, February, March, April.
Time in Adacao right now
Open full time & time zone page 15:22 22
Wednesday, June 17, 2026
IANA time zone
Pacific/Guam
Daylight saving
No DST
Next DST change
—
Live weather in Adacao
Daylight in Adacao today
View full sunrise & sunset page Sunrise
Sunset
Day length
12h 55m
Climate normals for Adacao
Long-term monthly averages based on historical data.
January best
Good 
February best
Good March best
Good April best
Excellent May
Fair June
Wet July
Wet August
Wet September
Wet October
Wet November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 27°C / 25°C | 28°C / 26°C | 15days (70 mm) Wet | 10.4h Excellent | 78% Humid | 7 High | Good | View Details |
| February best | 27°C / 25°C | 28°C / 25°C | 12days (60 mm) Wet | 10.6h Excellent | 78% Humid | 8.1 Very High | Good | View Details |
| March best | 27°C / 25°C | 30°C / 26°C | 12days (44 mm) Wet | 10.9h Excellent | 78% Humid | 9 Very High | Good | View Details |
| April best | 27°C / 26°C | 31°C / 27°C | 13days (83 mm) Wet | 11.1h Excellent | 80% Humid | 9.2 Very High | Excellent | View Details |
| May | 28°C / 26°C | 32°C / 28°C | 15days (95 mm) Wet | 11.5h Excellent | 81% Humid | 8.4 Very High | Fair | View Details |
| June | 28°C / 26°C | 32°C / 29°C | 20days (155 mm) Wet | 11h Excellent | 81% Humid | 8.4 Very High | Wet | View Details |
| July | 28°C / 26°C | 32°C / 29°C | 29days (273 mm) Wet | 9.8h Good | 83% Humid | 7.9 Very High | Wet | View Details |
| August | 28°C / 26°C | 33°C / 29°C | 29days (361 mm) Wet | 8.7h Good | 83% Humid | 8.2 Very High | Wet | View Details |
| September | 28°C / 26°C | 33°C / 29°C | 28days (369 mm) Wet | 8.7h Good | 83% Humid | 8.1 Very High | Wet | View Details |
| October | 28°C / 26°C | 32°C / 28°C | 28days (359 mm) Wet | 8.7h Good | 84% Humid | 7.8 Very High | Wet | View Details |
| November | 28°C / 26°C | 31°C / 28°C | 24days (183 mm) Wet | 9.7h Good | 82% Humid | 7.2 Very High | Wet | View Details |
| December | 28°C / 26°C | 30°C / 27°C | 19days (101 mm) Wet | 10.3h Excellent | 80% Humid | 6.9 High | Wet | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 27°C / 25°C . Feb: 27°C / 25°C . Mar: 27°C / 25°C . Apr: 27°C / 26°C . May: 28°C / 26°C . Jun: 28°C / 26°C . Jul: 28°C / 26°C . Aug: 28°C / 26°C . Sep: 28°C / 26°C . Oct: 28°C / 26°C . Nov: 28°C / 26°C . Dec: 28°C / 26°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 70 mm. Feb: 60 mm. Mar: 44 mm. Apr: 83 mm. May: 95 mm. Jun: 155 mm. Jul: 273 mm. Aug: 361 mm. Sep: 369 mm. Oct: 359 mm. Nov: 183 mm. Dec: 101 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 78%. Feb: 78%. Mar: 78%. Apr: 80%. May: 81%. Jun: 81%. Jul: 83%. Aug: 83%. Sep: 83%. Oct: 84%. Nov: 82%. Dec: 80%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 34 km/h . Feb: 36 km/h . Mar: 31 km/h . Apr: 30 km/h . May: 28 km/h . Jun: 26 km/h . Jul: 26 km/h . Aug: 24 km/h . Sep: 25 km/h . Oct: 27 km/h . Nov: 32 km/h . Dec: 35 km/h .
Sea Temperature
Sea Temperature
Line chart showing monthly sea temperature. Jan: 29°C . Feb: 28°C . Mar: 28°C . Apr: 29°C . May: 29°C . Jun: 30°C . Jul: 30°C . Aug: 30°C . Sep: 30°C . Oct: 30°C . Nov: 29°C . Dec: 29°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 7. Feb: UV 8. Mar: UV 9. Apr: UV 9. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 8. Oct: UV 8. Nov: UV 7. Dec: UV 7.
Frequently Asked Questions
Adacao has a population of approximately 3.6K.
The best months to visit Adacao are January, February, March, April, when temperatures are pleasant and rainfall is lower.
Adacao receives approximately 2153mm of rainfall annually across 244 rainy days.
Adacao is located in Guam, in the Oceania region.