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Kauai

Kauai 1
Travel Info
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Travel Info

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Kauai Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Kauai year round climate

  • Spring (March-May): Average 72–75°F, mild and comfortable climate, moderate rainfall, with more rain in April. Common activities: Hiking, whale watching (seasonal), exploring waterfalls. Suggested clothing: Light long-sleeved clothing, light jacket, comfortable walking shoes.
  • Summer (June-August): Average 77–80°F, hot and humid climate, low rainfall. Common activities: Swimming, surfing, sunbathing, snorkeling, diving. Suggested clothing: Light and breathable clothing, swimwear, hat, sunscreen.
  • Autumn (September-November): Average 78–76°F, mild and comfortable climate, moderate rainfall, with more rain in October. Common activities: Hiking, sightseeing, exploring beaches. Suggested clothing: Comfortable long or short-sleeved clothing, light jacket.
  • Winter (December-February): Average 73–74°F, mild climate, moderate rainfall. Common activities: Whale watching (seasonal), hiking, exploring waterfalls. Suggested clothing: Light long-sleeved clothing, light jacket, comfortable walking shoes.

Kauai climatological average

Annual average temperature: approx. 76.5°F / Annual rainfall: approx. 830 mm / Summer humidity: 70%–80% / Rainiest month: April

Kauai monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
73°F
119
February
73.4°F
85.3
March
72.9°F
87
April
74.5°F
165.3
May
75.7°F
85.7
June
77.2°F
19.7
July
80.2°F
24.7
August
80.4°F
31.7
September
79.9°F
18.7
October
78.4°F
36.7
November
76.6°F
70.7
December
74.7°F
85.7

Kauai weather for the next seven days

2/2
Monday
Moderate rain
74.8°F/68.4°F
2/3
Tuesday
Sunny
74.2°F/63.1°F
2/4
Wednesday
Sunny
74.5°F/63.3°F
2/5
Thursday
Sunny
74.9°F/64.3°F
2/6
Friday
Patchy rain nearby
76.3°F/66.6°F
2/7
Saturday
Patchy rain nearby
70.5°F/66.2°F
2/8
Sunday
Heavy rain
67.9°F/66.3°F

Kauai Frequently Asked Questions and Useful Information for Travel

When is the best time to visit Kauai?

Spring and fall are the best times to visit Kauai, when the weather is warmer and there is less rain.

What are the must-visit attractions in Kauai?

Must-visit attractions include McBryde Gardens, a full-day tour of the Na Pali Coast, Wailua River State Park, and more.