Weather: Honolulu — December

December is typically good for visiting Honolulu, with average highs of 27°C and around 8 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.

Nights stay pleasantly warm in Honolulu during December, around 22°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.

With highs of 27°C and lows of 22°C in December, we recommend: Compact umbrella, Lightweight breathable clothes, Sunscreen SPF 30+, Sun hat. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.

Honolulu typically sees around 8 rainy days in December. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.

Yes, December is excellent for swimming in Honolulu! With warm air temperatures around 27°C, the water is comfortable for extended beach sessions. This is peak beach season, so arrive early to secure a good spot at popular beaches.

In December, Honolulu gets approximately 10.8 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.

No, December is not peak season in Honolulu. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.