Kauai in March
March in Kauai brings highs around 78°F (26°C), lows near 67°F and about 15 rainy days. The sun sets around 6:47 pm. The sea is about 75°F (24°C). It's a fair month: plan indoor backups.
Photo: Jim Bahn, CC BY 2.0
What March is good for in Kauai
Each activity rated for March's weather and sea.
March next to February and April
| Month | February | March | April |
|---|---|---|---|
| High | 78°F (26°C) | 78°F (26°C) | 80°F (27°C) |
| Low | 66°F (19°C) | 67°F (20°C) | 69°F (21°C) |
| Rainy days | 13 | 15 | 16 |
| Sea | 75°F | 75°F | 76°F |
| Sunset | 6:35 pm | 6:47 pm | 6:58 pm |
| Daylight | 11 h 26 min | 12 h 00 min | 12 h 40 min |
Averages for Lihue Airport, Hawaii, 1991–2020; sunrise and sunset on the 15th. Kauai water temperature by month.
Tours in Kauai
Kauai: NaPali Boat Tour on the Amelia KFrom $227View 
Kauai Chocolate Farm Tasting TourFrom $145View 
Kauai: Waimea Town, Wailua River Cruise & Fern Grotto TourFrom $279View
Tours from Viator. Good Outing may earn a commission when you book, at no cost to you.
Questions
Is March a good time to visit Kauai?
It's a fair month: plan indoor backups. The most comfortable months overall are January and February.
How hot is Kauai in March?
Average highs are about 78°F (26°C) and lows about 67°F (20°C).
Does it rain much in Kauai in March?
March averages 15 rainy days, against 19 in the wettest month.
How warm is the sea in Kauai in March?
About 75°F (24°C).
