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Wailuku, United States Snapshot 2026
Where is Wailuku?
Wailuku, United States
- Continent
- Americas
- Country
- United States
- City
- Wailuku
- Population
- 15.3K
- Elevation
- 76 m
- Coordinates
- 20.89°, -156.51°
Wailuku is a city in United States with a population of approximately 15.3K. Average temperatures range from 20°C (68°F) in February to 30°C (86°F) in September. The best time to visit is January, February, March, November, December.
Time in Wailuku right now
Open full time & time zone page 08:34 34
Monday, June 15, 2026
IANA time zone
Pacific/Honolulu
Daylight saving
No DST
Next DST change
—
Live weather in Wailuku
Daylight in Wailuku today
View full sunrise & sunset page Sunrise
Sunset
Day length
13h 24m
Climate normals for Wailuku
Long-term monthly averages based on historical data.
January best
Excellent 
February best
Excellent March best
Excellent April
Excellent May
Excellent June
Excellent July
Excellent August
Good September
Good October
Excellent November best
Excellent December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 26°C / 20°C | 27°C / 21°C | 5days (32 mm) Good | 9.9h Good | 72% Muggy | 6.1 High | Excellent | View Details |
| February best | 26°C / 20°C | 27°C / 21°C | 6days (46 mm) Good | 10.2h Excellent | 72% Muggy | 6.9 High | Excellent | View Details |
| March best | 26°C / 20°C | 28°C / 21°C | 8days (32 mm) Wet | 10.5h Excellent | 72% Muggy | 7.7 Very High | Excellent | View Details |
| April | 27°C / 21°C | 29°C / 22°C | 6days (47 mm) Good | 11h Excellent | 71% Muggy | 8.3 Very High | Excellent | View Details |
| May | 28°C / 22°C | 30°C / 23°C | 4days (18 mm) Good | 11.9h Excellent | 70% Muggy | 8.3 Very High | Excellent | View Details |
| June | 29°C / 23°C | 30°C / 25°C | 1days (6 mm) Excellent | 12.5h Excellent | 68% Muggy | 8.7 Very High | Excellent | View Details |
| July | 30°C / 23°C | 31°C / 25°C | 2days (15 mm) Excellent | 12.3h Excellent | 69% Muggy | 8.9 Very High | Excellent | View Details |
| August | 30°C / 24°C | 32°C / 26°C | 3days (15 mm) Excellent | 11.7h Excellent | 69% Muggy | 8.8 Very High | Good | View Details |
| September | 30°C / 24°C | 32°C / 26°C | 3days (11 mm) Excellent | 11.2h Excellent | 69% Muggy | 8.5 Very High | Good | View Details |
| October | 29°C / 23°C | 31°C / 26°C | 4days (22 mm) Good | 10.5h Excellent | 71% Muggy | 7.3 Very High | Excellent | View Details |
| November best | 28°C / 22°C | 29°C / 24°C | 5days (15 mm) Good | 9.9h Good | 72% Muggy | 6.2 High | Excellent | View Details |
| December best | 27°C / 21°C | 27°C / 22°C | 6days (45 mm) Good | 9.3h Good | 74% Muggy | 5.7 High | Excellent | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 26°C / 20°C . Feb: 26°C / 20°C . Mar: 26°C / 20°C . Apr: 27°C / 21°C . May: 28°C / 22°C . Jun: 29°C / 23°C . Jul: 30°C / 23°C . Aug: 30°C / 24°C . Sep: 30°C / 24°C . Oct: 29°C / 23°C . Nov: 28°C / 22°C . Dec: 27°C / 21°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 32 mm. Feb: 46 mm. Mar: 32 mm. Apr: 47 mm. May: 18 mm. Jun: 6 mm. Jul: 15 mm. Aug: 15 mm. Sep: 11 mm. Oct: 22 mm. Nov: 15 mm. Dec: 45 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 72%. Feb: 72%. Mar: 72%. Apr: 71%. May: 70%. Jun: 68%. Jul: 69%. Aug: 69%. Sep: 69%. Oct: 71%. Nov: 72%. Dec: 74%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 20 km/h . Feb: 21 km/h . Mar: 21 km/h . Apr: 22 km/h . May: 22 km/h . Jun: 23 km/h . Jul: 25 km/h . Aug: 23 km/h . Sep: 22 km/h . Oct: 20 km/h . Nov: 22 km/h . Dec: 22 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 25°C . Feb: 25°C . Mar: 25°C . Apr: 25°C . May: 25°C . Jun: 26°C . Jul: 26°C . Aug: 27°C . Sep: 27°C . Oct: 27°C . Nov: 26°C . Dec: 26°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 6. Feb: UV 7. Mar: UV 8. Apr: UV 8. May: UV 8. Jun: UV 9. Jul: UV 9. Aug: UV 9. Sep: UV 9. Oct: UV 7. Nov: UV 6. Dec: UV 6.
Frequently Asked Questions
Wailuku has a population of approximately 15.3K.
The best months to visit Wailuku are January, February, March, November, December, when temperatures are pleasant and rainfall is lower.
Wailuku receives approximately 304mm of rainfall annually across 53 rainy days.
Wailuku is located in United States, in the Americas region.
Wailuku sits at an elevation of 76 m (249 ft) above sea level.