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Kauai

Kauai 1
Travel Info
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Travel Info

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Kauai Weather and climate

Data source：Meteostat
Update date：2025-09

Kauai year round climate
  • Spring (March-May): Average 22.7–24.3°C, 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 25.1–26.9°C, 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 25.8–24.8°C, 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 22.8–23.7°C, 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. 24.7°C / Annual rainfall: approx. 830 mm / Summer humidity: 70%–80% / Rainiest month: April

Kauai monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
22.8°C
119
February
23°C
85.3
March
22.7°C
87
April
23.6°C
165.3
May
24.3°C
85.7
June
25.1°C
19.7
July
26.8°C
24.7
August
26.9°C
31.7
September
26.6°C
18.7
October
25.8°C
36.7
November
24.8°C
70.7
December
23.7°C
85.7
Kauai weather for the next seven days
11/5
Wednesday
Partly Cloudy
26.7°C/21.8°C
11/6
Thursday
Patchy rain nearby
26.8°C/21.3°C
11/7
Friday
Patchy rain nearby
27.1°C/21.3°C
11/8
Saturday
Patchy rain nearby
27.2°C/20.9°C
11/9
Sunday
Patchy rain nearby
24°C/21.3°C
11/10
Monday
Patchy rain nearby
24.8°C/21.4°C
11/11
Tuesday
Patchy rain nearby
25.3°C/21.3°C

Kauai FAQ

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.