⚠️January is a challenging time to visit Kauai — expect pleasantly warm days around 70°F (lows near 57°F), heavy rainfall, plenty of sunshine, pleasant water for swimming.
January Climate
Why This Matches
Based on your January search preferences
Avg highs of 70°F
16 rain days expected
9.3 hours of sunshine per day
88% average humidity
Year-Round Climate
Temperature
Sunshine
Rainfall
Best Time to Visit Kauai
Kauai is a strong year-round destination, but January edges ahead, with highs around 70°F, 9+ hours of daily sunshine.
Weather Risks
Frequent rainfall year-round
Avg 24 rain days/month — pack layers and an umbrella
High humidity year-round
Avg 88% humidity — tropical climate
What to Pack
Based on January conditions in Kauai
Light layers — t-shirts with a light jacket for evenings
Rain jacket and waterproof bag are essential — expect frequent showers
High SPF sunscreen, sunglasses, and a hat — strong sun expected
High humidity — moisture-wicking fabrics will keep you comfortable
Swimwear and water shoes — the beaches are calling
January in Kauai
Flight prices unavailable for this route
Nightly hotel rates
Budget
$111–$182
Mid-Range
$273–$481
Luxury
$650–$1430
Discover Events in Kauai
About Kauai
Hawaii's oldest island and its most dramatic. Kauai delivers the razor-edged Nā Pali Coast, Waimea Canyon's red-earth depths, and beaches so empty they feel like a secret, all wrapped in a lush, unhurried energy that the bigger islands traded away long ago.
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