Hawaiian Islands Weather In December

Hawaiian Islands Weather in December: Your Guide to a Sunny Escape

December in Hawaii offers a delightful escape from the winter chills of the Northern Hemisphere. Known for its consistently warm temperatures and relatively low rainfall, it's a popular time to visit the islands. But the weather isn't uniform across the archipelago. This comprehensive guide will delve into the specific weather conditions you can expect in December on each major Hawaiian island, helping you plan your perfect Hawaiian getaway. Understanding the nuances of Hawaiian weather in December is key to maximizing your enjoyment. This detailed look at temperature, rainfall, and potential weather events will leave you well-prepared for your trip.

Understanding Hawaii's Unique Climate

Before we dive into island-specific details, it's important to understand the factors influencing Hawaii's weather. The Hawaiian Islands are located in the subtropical zone, influenced by trade winds blowing from the northeast. These winds bring relatively dry conditions to the windward (eastern) sides of the islands, while the leeward (western) sides tend to be drier and sunnier, often experiencing a rain shadow effect. Altitude also plays a significant role; higher elevations are considerably cooler and wetter than lower-lying areas.

Island-Specific Weather in December

Each Hawaiian island boasts its own unique microclimates, leading to variations in December weather. Let's explore each major island individually:

Oahu: A Balanced Blend of Sun and Showers

Oahu, home to Honolulu and Waikiki, experiences pleasant weather in December. Expect average daily highs in the low 70s (°F) and lows in the mid-60s (°F). Rainfall is relatively low, though showers are more frequent on the windward (northeast) side, particularly in the Ko'olau mountain range. The leeward (west) side, including Waikiki, tends to be drier and sunnier. December offers comfortable temperatures for swimming, sunbathing, and outdoor activities. While occasional rain showers are possible, they typically don't last long. Pack light layers and a light rain jacket just in case.

Maui: Diverse Climates, Abundant Sunshine

Maui offers a diverse range of climates. The western side, including Kaanapali and Lahaina, enjoys abundant sunshine and dry conditions in December, with average highs in the mid-70s (°F) and lows in the mid-60s (°F). The eastern side (Hana) is much wetter, with more frequent rainfall and lush rainforests. The higher elevations of Haleakala National Park experience cooler temperatures, often dipping into the 40s (°F) at night. Be prepared for varying weather conditions depending on your location on Maui. Pack layers and waterproof gear if you plan to explore the wetter regions.

Kauai: The Garden Isle's Lush Landscape

Known as the "Garden Isle," Kauai receives more rainfall than other islands, even in December. While December isn't the wettest month, expect occasional showers, especially on the north and east shores. Average temperatures are similar to other islands, with highs in the low 70s (°F) and lows in the mid-60s (°F). The drier, sunnier west side offers ideal conditions for beach activities. However, be prepared for potential rain showers throughout the day, especially if you're exploring the lush, forested areas of the island. Remember to pack a waterproof jacket or poncho.

Big Island (Hawaii): Volcanoes and Varied Weather

The Big Island's diverse geography leads to a wide range of weather conditions. The coastal areas generally experience warm temperatures in the low 70s (°F) during the day and mild temperatures in the 60s (°F) at night. However, at higher elevations, like Mauna Kea, temperatures can plummet to freezing or even below. Rainfall varies considerably across the island, with the windward sides receiving more rain. If you plan to visit Volcanoes National Park, be prepared for cooler temperatures and possible rain. Pack layers of clothing, including warm jackets and sturdy shoes, for higher elevations.

Lanai: A Desert-Like Escape

Lanai, the smallest inhabited island, boasts a drier climate than most other islands. December offers plenty of sunshine, with average highs in the mid-70s (°F) and lows in the mid-60s (°F). Rainfall is minimal, making it an ideal destination for those seeking a desert-like escape with warm, sunny weather. Pack light clothing and plenty of sunscreen.

Molokai: Authentic Hawaii with Varied Weather

Molokai provides a more authentic Hawaiian experience, with a blend of diverse landscapes and weather patterns. While the average temperatures in December are similar to other islands, the rainfall distribution varies. The eastern side is generally wetter, while the western side enjoys more sunshine. Expect a mix of sunny days and occasional showers. Be prepared for varying weather conditions across the island.

December Weather Events: Preparing for the Unexpected

While December generally offers pleasant weather, it's always wise to be prepared for potential weather events. These might include:

• Trade Wind Showers: These are relatively short-lived showers, common across the islands, especially on the windward sides.
• Occasional Kona Storms: While less frequent in December than other months, Kona storms can bring strong winds and heavier rainfall, primarily affecting the leeward slopes of the islands.
• High Surf: December can experience periods of high surf, especially on the north and west shores. Check surf reports before engaging in water activities.

Packing Essentials for Your December Hawaiian Trip

Regardless of the specific island you're visiting, packing appropriately for Hawaiian weather in December is crucial. Here's a suggested packing list:

• Lightweight clothing: Shorts, t-shirts, sundresses, and tank tops are perfect for daytime temperatures.
• Light sweater or jacket: Evenings can be cooler, particularly at higher elevations.
• Rain jacket or poncho: Be prepared for occasional showers.
• Swimsuit: Essential for enjoying the beautiful beaches.
• Sunscreen: Protect your skin from the strong Hawaiian sun.
• Sunglasses and hat: Shield your eyes and head from the sun's glare.
• Comfortable walking shoes: For exploring the islands' diverse landscapes.
• Insect repellent: To ward off mosquitoes, especially in more humid areas.

Frequently Asked Questions (FAQ)

Q: Is December a good time to visit Hawaii?

A: Yes, December is an excellent time to visit Hawaii. The weather is generally warm and sunny, with fewer crowds than peak summer months.

Q: What is the average water temperature in Hawaii in December?

A: The average water temperature in December ranges from the mid-70s (°F) to the low 80s (°F), making it pleasant for swimming and other water activities.

Q: How much rain should I expect in December?

A: Rainfall varies significantly by island and location. The windward sides of the islands tend to receive more rain than the leeward sides. However, even on the wetter islands, December is generally not the wettest month.

Q: What should I wear in December in Hawaii?

A: Pack lightweight clothing, a light sweater or jacket for cooler evenings, a rain jacket or poncho, swimwear, sunscreen, and comfortable walking shoes.

Q: Are there any special events in Hawaii in December?

A: Many islands host holiday events and celebrations in December, adding to the festive atmosphere. Check local listings for specific events.

Conclusion: Embrace the Hawaiian December

December in Hawaii offers an idyllic escape from winter's chill. While each island presents its unique weather characteristics, the overall climate is pleasant, with warm temperatures and relatively low rainfall. By understanding the variations in weather across the islands and packing appropriately, you can ensure a memorable and enjoyable Hawaiian holiday. So, pack your bags, embrace the aloha spirit, and prepare for a sun-kissed December adventure in paradise!