Does Kauai rain a lot?

With an average annual rainfall of 41.2 inches, Kauai bags the title the rainiest place in Hawaii. It is also home to one of the planet's wettest spots, Mount Wai'ale'ale. If you worry the rain in Kauai will ruin your holiday, don't. It seldom pours for more than three days straight, and tropical storms are rare.



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Kauai sees the heaviest rain of the winter period between December and March. However, even if you are travelling to Kauai in the rainy season, you are unlikely to see rain all day and every day. Generally, it rains overnight and clears up. Otherwise, it may rain sporadically during the day and come out of nowhere.

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MOUNT WAIALEALE, Kauai — This legendary peak dominates the geography of Kauai, jutting to an altitude of 5,148 feet and constituting possibly the wettest place on Earth. Or possibly the second-wettest, after Mawsynram, a mountain in India.

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The average annual rainfall on the outer parts of Kauai is around 30-40 inches, but the inner core of the island sees far more. In these regions, it's not unusual to find precipitation totaling up to an eye-popping 390 inches each year!

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Nicknamed the “Garden Isle” for its magically lush appearance, Kauai is considered one of the rainiest places on earth. Over 460 inches of rain fall annually on this tiny Hawaiian island, making it prone of some flooding at certain times throughout the year.

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Kauai is considered one of the rainiest places on the planet. Of course, that's one of the reasons it's also so lush. You can often find sunshine on the southern side, but it's not guaranteed, especially in the winter. Maui receives less rainfall than Kauai.

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The island has only two seasons: dry from April to October and wet or rainy from November to March, with December and January experiencing the most rainfall.

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Wai'ale'ale. Located almost exactly in the middle of the island, this towering green mountain range is usually tucked behind a shroud of wispy rain clouds. Wai'ale'ale means “rippling water” or “overflowing water” in Hawaiian and is the second wettest spot on earth, receiving about 450 inches of rain each year.

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Summary. The north shore of Kauai sees more rain, whereas the south shore is comparatively dry most of the year. Winter swells on the north can be dangerous and it is advisable to check the surf reports before indulging in water activities.

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Kauai is a bit more humid than the other popular islands of Maui and Oahu due to its rainfall. From October to March, it can be more humid in the mornings (from 77 percent to 81 percent) and go down to 65 percent to 69 percent in the afternoons.

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Hilo, Hawaii Known for its dramatic waterfalls, lush rainforests and blooming gardens, Hilo is full of amazing sites and world-class beauty. It's also known as the wettest place in the United States, averaging about 12 in. of rain per month.

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Weather on Kauai and Maui Average high temperatures at sea level are a few degrees warmer on Maui than on Kauai, which is 225 miles to the northwest. And we do mean a few — 79 versus 82 degrees in December, for example. There is, however, more of a difference when it comes to rainfall.

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Temperatures on land range from 70 to 85 and between 70 and 80 in the ocean, year round. You will not ever experience a cold snap on this balmy isle, but in fall, winter, and early spring, pack a sweater or jacket for nighttime temps in the low 60s.

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So, if you're heading to Kauai in the winter, leave the north shore for the surfers and head to the south shore beaches for better swimming conditions. While the south shore is swimmable year-round, the summer months can bring choppier waters to Kauai beaches on the south end.

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So when planning what to pack for Kauai, a rain jacket is essential. Make sure it's lightweight as the temperatures will likely still be hot even in the rain. When not wearing your rain jacket, you can easily roll your jacket up into a packing cube without any issues.

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Most of Hawaii experiences only two seasons; the dry season running from May to October and the wet season from October to April; although Princeville is blessed with a consistent 6 inches or so of rain every month.

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In Kaua'i, rain showers are generally brief and don't last days, or even hours. Should you decide to visit during this time, be sure to book several weeks to months in advance, as it's the island's peak travel season.

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Hawaii's hurricane season runs from June 1 to Nov. 30.

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The holidays, especially Christmas, are the busiest time of year and prices will reflect the increased demand. During the spring and fall, visitation is typically down (meaning fewer crowds) and prices will reflect the decreased demand for accommodations.

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For a well-rounded experience, spending at least 5-7 days on Kauai is recommended. This allows enough time to explore the island's diverse attractions and participate in various activities while having some downtime for relaxation. If you're short on time, 4-5 days will allow you to see most of the island.

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