Ono-i-lau Weather in January

During January, Ono-i-lau experiences high daytime temperatures of 28°C (82°F) and cooler nights around 26°C (79°F). January sits within the rainy season, so expect regular and often heavy rainfall.

Rainfall in Ono-i-lau in January

Ono-i-lau is in the rainy season in January, with rain on around 18 days and an average of 189 mm (7.4 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in Ono-i-lau in January

If you're visiting Ono-i-lau in January, expect highs of 28°C (82°F) and overnight lows around 26°C (79°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 26°C (79°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.

Average water temperature in January

At 26°C (79°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

If you prefer dry days with pleasant temperatures, July and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.