Kauai's weather varies from month to month, offering visitors a unique experience throughout the year. And depending on the month that you’re visiting, you’re going to want to make sure that whatever you pack in your suitcase is suited for the weather in Kauai. Our guide breaks down Kauai weather by month so that you can discover the best times to visit this tropical paradise.
January – March
While Kauai’s winter weather temps are cooler than other seasons, it is still a great time to visit the island as it experiences mild temperatures ranging from 65°F to 78°F (18°C to 26°C). While there is a higher chance of rain during these months, rain showers generally come in short bursts, so you can still experience plenty of warmth and sunshine. The winter months are also your best chance to whale watch!
Best Kauai Activities During these Months: Hiking, Whale Watching, Waterfall Exploration
April – June
The spring months bring on warmer weather in Kauai with temperatures ranging from 68°F to 82°F (20°C to 28°C). It’s considered one of the best times to visit the island as the landscape is lush and the weather is comfortable for outdoor activities like hiking, swimming, snorkeling, and relaxing at the beach.
Best Kauai Activities During these Months: Beach Days, Snorkeling, Helicopter Tours
July – September
The Kauai weather forecast for July through September is characterized by warm temperatures and minimal rainfall. You can expect the temperatures to range from 72°F to 85°F (22°C to 29°C) which is perfect for beach days and spending time in the water. And while the temperatures feel great, remember to wear sunscreen and pack your sun protection for the beach!
Best Kauai Activities During these Months: Surfing, Kayaking, Ziplining
October – December
Warm weather sticks around after summer with the temperatures ranging from 70°F to 83°F (21°C to 28°C). While occasional showers may occur, the island remains vibrant and welcoming. For those looking to save on their Kauai vacation, this is a great time to visit as accommodation and activities on the island are more affordable than peak season. You can experience the magic of Kauai with fewer crowds!
Best Kauai Activities During these Months: Hiking, Shopping, Beach Days
Kauai is the perfect vacation destination year-round and no matter when you decide to visit, you’ll love getting to experience Kauai for yourself. Whether you prefer the vibrant colors of spring, the sun-filled days of summer, or the serenity of fall, Kauai welcomes you with open arms.
We offer the best Kauai vacation rentals for your stay. Browse our selection of 100+ properties throughout Kauai or contact us and let us help you plan the ideal getaway.