what season is it in hawaii in december

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03-12-2024

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What Season Is It in Hawaii in December? A Deep Dive into Aloha Winter

December in Hawaii evokes images of sun-drenched beaches, lush landscapes, and balmy breezes. While the mainland US shivers through winter's chill, Hawaii enjoys a season that's distinctly its own – a time of pleasant warmth, occasional showers, and a unique blend of holiday cheer and tropical charm. But to simply say it's "warm" doesn't capture the nuanced reality of Hawaiian weather in December. This article delves deep into what you can expect from a Hawaiian December, exploring the climate, weather patterns, ocean conditions, and the best ways to prepare for your trip.

Understanding Hawaii's Tropical Climate:

Unlike the four distinct seasons of temperate climates, Hawaii experiences a tropical climate characterized by relatively consistent temperatures throughout the year. The trade winds, consistently blowing from the northeast, play a significant role in moderating temperatures and creating distinct microclimates across the islands. However, even within this consistent tropical pattern, December holds its own unique characteristics.

Temperatures: A Comfortable Warmth:

December falls within Hawaii's "winter" season, but "winter" here is a far cry from the freezing temperatures of continental winters. Average daily high temperatures range from the low 70s Fahrenheit (low 20s Celsius) on higher elevations and northern shores to the mid-80s Fahrenheit (high 20s Celsius) in lower-lying areas and on the sunny southern coasts. Nighttime temperatures are generally mild, rarely dropping below the 60s Fahrenheit (mid-teens Celsius), making for comfortable sleeping conditions. The water temperature, while slightly cooler than the summer months, remains comfortably warm for swimming, averaging around 75-78°F (24-26°C).

Rainfall: A Chance of Showers:

While Hawaii is known for its sunshine, December sees an increase in rainfall compared to the drier summer months. This isn't to say it rains constantly; rather, it's more likely to experience brief, passing showers, often in the afternoons or evenings. The windward (east-facing) sides of the islands typically receive more rainfall than the leeward (west-facing) sides, which tend to be drier and sunnier. These showers are often short-lived, leaving behind a lush, vibrant landscape and rarely interfering with outdoor activities for extended periods.

Ocean Conditions: Ideal for Many Activities:

The ocean in December offers a mix of conditions, making it suitable for various water activities. While the water is slightly cooler than summer, it's still generally warm enough for swimming, snorkeling, and diving. Surfers will find excellent waves, particularly on the north shores of the islands, where the winter swells create powerful and thrilling surf conditions. However, it’s crucial to check local surf reports and heed any warnings issued by lifeguards, as conditions can change rapidly. Whale watching season also begins in December, offering incredible opportunities to witness humpback whales migrating to Hawaiian waters to breed and calve. This makes December a particularly popular time for wildlife enthusiasts.

Seasonal Variations Across the Islands:

It's important to remember that Hawaii is an archipelago, and each island boasts its own unique microclimates. Maui's weather can differ significantly from Kauai's, and even within a single island, conditions can vary dramatically from one location to another. For instance:

• Kauai: The "Garden Isle" experiences heavier rainfall in December, particularly on its north shore. The south shore generally remains drier and sunnier.
• Oahu: Honolulu, on Oahu's south shore, enjoys relatively dry and sunny weather. The windward (north shore) experiences more rain.
• Maui: The west side of Maui (e.g., Kaanapali) remains drier, while the east side (e.g., Hana) can see more rainfall.
• Big Island: The Big Island's diverse geography leads to significant variations in weather. The Kona coast (west) is drier, while the Hilo side (east) receives significantly more rain.

Packing for a December Trip to Hawaii:

Packing for a December trip to Hawaii requires considering the potential for rain, even while expecting mostly warm, sunny days. Lightweight, breathable clothing is ideal for the daytime warmth. However, pack a light jacket or sweater for cooler evenings, especially at higher elevations. A raincoat or umbrella is also a prudent addition to your luggage, allowing you to stay comfortable during those occasional showers. Sunscreen, sunglasses, and a hat are essential regardless of the weather, as the tropical sun can be intense. For water activities, bring swimwear and a rash guard for sun protection.

Holiday Festivities:

December in Hawaii offers a unique blend of tropical ambiance and holiday spirit. Many resorts and towns host festive events, including Christmas parades, luau celebrations with a holiday twist, and festive decorations that blend traditional holiday motifs with Hawaiian culture. This creates a truly magical atmosphere, offering a distinctly different holiday experience from what's typically found on the mainland.

Planning Your Trip:

Planning a trip to Hawaii in December requires booking accommodations and flights in advance, especially if traveling during peak holiday season. Consider your preferred weather conditions when selecting your destination. If you prefer drier weather, opt for the leeward sides of the islands. If you don't mind occasional rain and prefer lush landscapes, the windward sides might be more appealing. Research specific activities you're interested in, such as whale watching tours or surfing lessons, and book them in advance to secure your spot.

In Conclusion:

December in Hawaii offers a delightful escape from the cold winter months of the mainland. While it's technically considered "winter," the weather is predominantly warm and sunny, with occasional showers adding to the lush tropical landscape. By understanding the nuances of the climate, rainfall patterns, and variations across the islands, you can plan a memorable and enjoyable Hawaiian vacation in December, filled with sunshine, adventure, and the unique charm of Aloha winter. Remember to pack appropriately, book in advance, and embrace the blend of tropical warmth and holiday cheer that makes a December trip to Hawaii truly special.