Wailua Weather in January

The climate in Wailua during January can be summarized as warm, humid and very wet.

January is in the winter in Wailua and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (76°F), whilst at night 18°C (63°F) is normal.

On average January is the 3rd wettest month of the year in Wailua with around 349mm 13.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.3 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Wailua in January 2025.