Wailuku, HI weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Wailuku now
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Wailuku weather by the hour
Wailuku weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Wailuku.
This week in Wailuku
Sunrise, sunset and moon in Wailuku
What is the weather usually like in Wailuku?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 89°F average high
- Januarycoldest month · 63°F average low
- 16.2 inprecipitation per year · 412 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Wailuku: January–February, April and June, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station KAHULUI AP, HI US (USW00022516), adjusted for the elevation of Wailuku.
Wailuku weather month by month
Sunrise and sunset in Wailuku through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:04 AM | 6:07 PM | 11 h 2 min |
| February | 6:54 AM | 6:25 PM | 11 h 31 min |
| March | 6:32 AM | 6:36 PM | 12 h 3 min |
| April | 6:05 AM | 6:46 PM | 12 h 40 min |
| May | 5:47 AM | 6:57 PM | 13 h 10 min |
| June | 5:43 AM | 7:09 PM | 13 h 26 min |
| July | 5:52 AM | 7:11 PM | 13 h 19 min |
| August | 6:04 AM | 6:56 PM | 12 h 52 min |
| September | 6:12 AM | 6:29 PM | 12 h 17 min |
| October | 6:20 AM | 6:02 PM | 11 h 42 min |
| November | 6:35 AM | 5:46 PM | 11 h 10 min |
| December | 6:53 AM | 5:48 PM | 10 h 54 min |
Times for the 15th of each month, local time (Pacific/Honolulu).
What is the weather like in Wailuku?
Wailuku has a hot semi-arid climate. The warmest month is August, with an average high of 89°F (32°C), and the coldest is January, with average lows of 63°F (17°C).
It gets about 16.2 inches (412 mm) of precipitation a year. The wettest month is December and the driest is June.
The best time to visit Wailuku is January–February, April and June. At 249 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Wailuku
Weather in towns near Wailuku
Questions about the weather in Wailuku
What is the hottest month in Wailuku?
August, with an average high of 89°F (32°C).
What is the coldest month in Wailuku?
January, with an average low of 63°F (17°C).
How much does it rain in Wailuku?
About 16.2 inches (412 mm) a year; the wettest month is December.
Does it snow in Wailuku?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Wailuku?
January–February, April and June, when temperatures are most pleasant and rainy days are fewer.
What climate does Wailuku have?
Hot semi-arid (Köppen BSh).
What is the weather like in Wailuku in November?
Highs average 85°F and lows 68°F, with about 1.8 inches of precipitation.
What time is sunrise in Wailuku?
Around 6:35 AM in mid-November, and sunset around 5:46 PM. Today’s exact times are shown above.
Where does this Wailuku weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Wailuku.
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