Wailuku Weather in January

During January, Wailuku experiences high daytime temperatures of 26°C (79°F) and cooler nights around 20°C (68°F). Some rainfall is typical during this period.

Rainfall in Wailuku in January

The climate data from previous years indicates about 12 days of rain, averaging 48 mm (1.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Wailuku in January

Wailuku in January is worth a visit. The temperature is perfect, with 26°C (79°F) during the day and 20°C (68°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 20°C (68°F), evenings stay pleasantly warm.

Sunshine in Wailuku in January

With approximately 216 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Wind Speed in Wailuku in January

January sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

Average water temperature in January

With water at 24°C (75°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, May, June, November and December typically offer the best circumstances for Wailuku.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Wailuku's climate page.

Wailuku Temperature in January

Min Temperature 20°C (68°F)  

Max Temperature 26°C (79°F)  

Water Temperature 24°C (75°F) *  

Chance of Rain 40%  

Precipitation 48 mm (1.9 in)  

Rainy days 12 days  

Humidity 78% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 216 hours *  

Percentage Sunshine 64% *  

* Data from: Kahului, the United States of America (7 KM, 4 Miles).

What to Wear in Wailuku in January

Warm but pleasant conditions in Wailuku in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 24°C (75°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Wailuku in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Wailuku's climate page.

More climate data for Wailuku

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Wailuku climate overview or explore weather in the United States of America.