Kailua Weather in January
January in Kailua averages 25°C (77°F) during the day and 21°C (70°F) at night. The perfect conditions and moderate rainfall make it a solid month to visit.
Rainfall in Kailua in January
Rain is expected on roughly 10 days, totalling around 49 mm (1.9 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Kailua in January
The temperature in Kailua in January is perfect. Daytime highs reach 25°C (77°F), with nights dropping to 21°C (70°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 21°C (70°F), evenings stay pleasantly warm.
Sunshine in Kailua in January
The city usually sees around 214 hours of sunlight, indicating many sunny days — a great month for sightseeing.
Wind Speed in Kailua in January
Average wind speeds reach 3 m/s (6 knots) in January, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.
Average water temperature in January
The water is 25°C (77°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.Our weather planner can help you explore other travel destinations worldwide.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Kailua's climate page.
Kailua Temperature in January
Min Temperature
21°C (70°F)
Max Temperature
25°C (77°F)
Water Temperature
25°C (77°F) *
Chance of Rain
35%
Precipitation
49 mm (1.9 in)
Rainy days
10 days
Humidity
73% *
Windspeed
3 m/s (6 knots) *
Sunshine
214 hours *
Percentage Sunshine
63% *
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
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unpleasant
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What to Wear in Kailua in January
Comfortable temperatures call for an easy wardrobe in January. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 25°C (77°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Kailua in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Kailua's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Kailua climate overview or explore weather in the United States of America.
