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Thinking of booking a Hawaiian getaway but wondering what temperatures to expect? With year-round warm weather and sunshine, Hawaii is known for having a tropical climate. Read on to get the full scoop on Hawaii’s weather, what months are hottest, typical temperatures in different parts of the state, and tips on the best times to visit to beat the heat.

If you’re short on time, here’s a quick answer: Hawaii has warm, tropical weather year-round. The hottest months are typically July, August and September with average daily highs around 85-90°F at lower elevations. At higher elevations like Volcanoes National Park, it’s usually 5-10 degrees cooler. The coolest months are January and February with highs in the upper 70s to low 80s.

Hawaii’s Year-Round Tropical Climate

When it comes to weather, Hawaii is known for its year-round tropical climate. The islands are located in the Central Pacific Ocean, which means they are surrounded by warm waters. This proximity to the ocean has a significant impact on Hawaii’s weather patterns, creating a unique and pleasant environment.

Located in the Central Pacific Ocean

Hawaii’s location in the Central Pacific Ocean plays a crucial role in its weather. The islands are situated approximately 2,400 miles west of California and 3,800 miles east of Tokyo. This location puts Hawaii in the heart of the Pacific Ocean, allowing it to experience a true tropical climate.

The warm waters of the Pacific Ocean act as a heat source, keeping Hawaii’s temperatures relatively stable throughout the year. As a result, the islands enjoy warm temperatures, making it an attractive destination for travelers seeking sunny and mild weather.

Warmed by the Sunshine

One of the primary factors that contribute to Hawaii’s warm climate is the abundant sunshine it receives. The islands are blessed with ample sunshine year-round, with an average of 278 sunny days per year. This means that visitors can expect plenty of sunshine during their stay in Hawaii, making it an ideal destination for beach activities and outdoor adventures.

The sun’s rays warm the land and water, creating a pleasant and inviting atmosphere. The warmth from the sun also contributes to the growth of lush vegetation and the vibrant colors that make Hawaii such a visually stunning place.

Cooled by Northeast Trade Winds

In addition to the warm sunshine, Hawaii is also cooled by the Northeast Trade Winds. These trade winds blow from the northeast direction, bringing refreshing breezes to the islands. The trade winds are responsible for regulating temperatures, preventing them from becoming too hot and humid.

The trade winds also play a crucial role in Hawaii’s unique microclimates. As the winds encounter the islands’ varied topography, they can create distinct weather patterns. For example, the windward sides of the islands receive more rainfall, while the leeward sides are drier and sunnier.

Hawaii’s Hottest Months

July, August and September

When it comes to hot weather in Hawaii, the months of July, August, and September take the crown. These summer months are known for their high temperatures and intense humidity. If you’re planning a trip to Hawaii during this time, be prepared to embrace the heat and take advantage of the many ways to stay cool.

Typical Temperatures

During the hottest months, temperatures in Hawaii can reach an average high of around 85-90°F (29-32°C), with some areas experiencing even higher temperatures. The combination of warm tropical breezes and the occasional trade winds provides some relief from the heat, but it’s still important to stay hydrated and take precautions to avoid heat-related illnesses.

It’s worth noting that the temperature can vary depending on which part of Hawaii you’re in. Coastal areas tend to be slightly cooler, while inland regions and higher elevations can be hotter. So, whether you’re soaking up the sun on the beaches of Waikiki or exploring the lush interior of Maui, it’s always a good idea to check the local weather forecast before heading out.

If you want to escape the heat altogether, you can head to the higher elevations of the islands. For example, the summit of Mauna Kea on the Big Island offers a refreshing break from the warm coastal temperatures, with average highs in the 60s°F (around 15-20°C).

For the most up-to-date and accurate information on Hawaii’s weather and temperature, you can visit the National Weather Service website at They provide detailed forecasts, climate data, and other valuable resources to help you plan your trip accordingly.

Seasonal Variations

Winter: December-February

During the winter months in Hawaii, which span from December to February, the islands experience relatively mild and pleasant weather. The average temperature ranges from the mid-70s to low 80s Fahrenheit (mid-20s to low 30s Celsius). While there may be occasional rain showers, the overall weather is typically sunny with clear skies. It’s a great time to visit if you want to escape the colder temperatures in other parts of the world and enjoy some warm, tropical weather.

Spring: March-May

In spring, which spans from March to May, Hawaii experiences a transition from the cooler winter weather to warmer temperatures. The average temperature during this time ranges from the high 70s to low 80s Fahrenheit (mid-20s to low 30s Celsius). This season is known for its blooming flowers and lush green landscapes. It is a popular time for outdoor activities such as hiking, snorkeling, and exploring the beautiful beaches of Hawaii.

Summer: June-August

The summer months in Hawaii, from June to August, bring warmer temperatures and increased humidity. The average temperature during this time ranges from the mid-80s to low 90s Fahrenheit (high 20s to low 30s Celsius). It is the peak tourist season due to school vacations, so expect larger crowds at popular tourist destinations. Despite the higher temperatures, the cooling trade winds provide relief, making it still comfortable to enjoy outdoor activities.

Fall: September-November

In fall, which spans from September to November, Hawaii experiences a gradual cooling down from the summer heat. The average temperature ranges from the high 70s to low 80s Fahrenheit (mid-20s to low 30s Celsius). Fall is considered the shoulder season, meaning it is less crowded compared to summer. It is a great time to explore the islands, as the weather is still warm, and there are often discounts on accommodations and flights.

For more detailed and up-to-date information on Hawaii’s weather and temperature, you can visit the National Weather Service Honolulu Forecast Office website.

Temperatures Across the Islands


Oahu, also known as “The Gathering Place,” is home to the bustling city of Honolulu. The island experiences a tropical climate, with warm temperatures throughout the year. The average high temperature on Oahu ranges from 80°F (27°C) in the winter months to 87°F (31°C) in the summer. The island is blessed with beautiful beaches and a gentle ocean breeze, making it a perfect destination for sun-seekers.


Maui, often referred to as “The Valley Isle,” is known for its stunning landscapes and diverse microclimates. The temperatures on Maui can vary depending on the region you are in. The coastal areas experience milder temperatures, with average highs ranging from 79°F (26°C) in the winter to 88°F (31°C) in the summer. However, if you venture into the higher elevations, such as Haleakala National Park, temperatures can drop significantly, so make sure to pack accordingly.

Big Island Hawaii

The Big Island of Hawaii is the largest and most geographically diverse of all the Hawaiian islands. It is home to active volcanoes, lush rainforests, and even snow-capped mountains during the winter months. The temperatures on the Big Island can vary greatly depending on the region. The western side, where popular destinations like Kona and Kohala are located, enjoys warm and sunny weather year-round, with average highs ranging from 81°F (27°C) in the winter to 87°F (31°C) in the summer. On the eastern side, where Hilo is situated, the weather tends to be more humid and receives higher rainfall. It’s important to check the weather forecast before planning your activities on the Big Island.


Kauai, often referred to as the “Garden Isle,” is known for its lush green landscapes, breathtaking waterfalls, and pristine beaches. The island experiences a tropical rainforest climate, which means it receives a significant amount of rainfall throughout the year. The temperatures on Kauai are generally milder compared to the other islands, with average highs ranging from 78°F (26°C) in the winter to 85°F (29°C) in the summer. The rainy weather contributes to the island’s lush vegetation and vibrant flora.

Lanai and Molokai

Lanai and Molokai are two smaller islands that offer a more secluded and off-the-beaten-path experience. These islands have a similar climate to the other Hawaiian islands, with warm temperatures year-round. Lanai, also known as the “Pineapple Island,” has average highs ranging from 75°F (24°C) in the winter to 80°F (27°C) in the summer. Molokai, known as the “Friendly Isle,” experiences similar temperatures, with average highs ranging from 78°F (26°C) in the winter to 83°F (28°C) in the summer. These islands are perfect for those seeking a peaceful and tranquil getaway.

It’s important to note that these temperature ranges are averages and can vary depending on the specific time of year and weather patterns. Checking the local forecast before your trip is always a good idea to ensure you pack accordingly and plan your activities accordingly. If you want to stay updated with the latest weather information for Hawaii, you can visit the National Weather Service Honolulu Forecast Office website.

Tips for Beating the Heat in Hawaii

When you think of Hawaii, you probably imagine sunny beaches and warm tropical weather. While this is true, it’s important to be prepared for the heat and take steps to stay cool during your visit. Here are some useful tips for beating the heat in Hawaii:

Visit Higher Elevations

If you’re looking for a break from the heat, consider exploring the higher elevations of the Hawaiian islands. The mountains, such as Mauna Kea on the Big Island or Haleakala on Maui, offer cooler temperatures and refreshing breezes. You can enjoy hiking, wildlife spotting, and breathtaking views while escaping the heat at lower elevations.

Plan Ocean Activities

One of the best ways to beat the heat in Hawaii is by taking advantage of the beautiful ocean. Whether it’s swimming, snorkeling, or simply relaxing on the beach, the coolness of the water can provide much-needed relief from the heat. Remember to stay hydrated and apply sunscreen regularly to protect your skin from the sun’s rays.

Seek Shade and Trade Winds

When you’re out and about in Hawaii, make sure to seek shade whenever possible. Whether it’s under a palm tree or an umbrella, finding shelter from the direct sunlight can make a significant difference in how you feel. Additionally, take advantage of the trade winds, which are prevalent in Hawaii. These winds provide a natural cooling effect, so look for areas where you can feel their refreshing breeze.

By following these tips, you can enjoy your time in Hawaii without letting the heat get to you. Remember to stay hydrated, wear lightweight and breathable clothing, and always prioritize your safety and well-being. So go ahead, have a great time exploring the beautiful islands of Hawaii!


With sunny skies almost every day of the year, Hawaii is a top destination for travelers seeking warmer weather. While the islands have slightly varying temperatures, the thermometer rarely dips below 70°F, even in the cooler winter months. By planning your Hawaii vacation during the spring or fall shoulder seasons, you can take advantage of the tropical climate while avoiding the hottest summer temperatures. Wherever and whenever you choose to visit, wearing light clothing, staying hydrated, and seeking shade around midday will help you stay comfortable while enjoying the islands’ famous beaches, landscapes, and aloha spirit.

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