What to know before you go
Wailea Beach is a crescent-shaped strand about 1,000 feet long on Maui’s south shore, bounded by rocky points at both ends. The sandy bottom slopes gently for the first 30–40 feet before dropping to a mixed sand and coral substrate. A fringing reef sits roughly 200 yards offshore but does not create a protected lagoon — wave energy passes over it with only moderate reduction.
The Wailea Beach Path connects this beach to Polo Beach to the south and Ulua Beach to the north, creating a 1.5-mile coastal walkway. Many visitors walk between beaches, which means the beach population shifts throughout the day. Morning hours tend to be quietest, with hotel guests arriving in larger numbers after 10 AM.
Green sea turtles (honu) frequently rest on the sand at the south end of the beach. Federal law requires maintaining a 10-foot distance from turtles. The rocky headlands at both ends of the beach support small populations of reef fish and are popular informal snorkeling spots, but the rock is slippery with algae and the urchin population is dense.
Generally the calmest season at Wailea since the beach faces south and is shielded from north Pacific swells by Haleakala. Occasional wrap-around swells from the west can create choppy conditions for a day or two at a time. Water temperatures cool to 75–76°F. Whale season peaks from January through March, and humpbacks are regularly visible from the beach. Light trade winds keep mornings glassy, making this the best time for snorkeling along the rocky points.
South swells are the primary concern. These can arrive from distant storms near New Zealand, Tahiti, or along the South American coast, and they push directly into Wailea with minimal refraction. When south swell is running, the normally gentle entry becomes a moderate shore break, and longshore currents develop that pull swimmers sideways toward the rocky headlands. Water temperatures reach 79–81°F. The afternoon Kona winds that replace trade winds in summer can bring vog (volcanic haze) that reduces visibility and irritates eyes and lungs.
| Lifeguards | No |
| Nearest Hospital | Maui Memorial Medical Center (10 mi) |
| Cell Coverage | Excellent |
| Emergency | Call 911 — Ocean Safety: (808) 723-8170 |
Snorkelers exploring the headlands: The rocky points at each end of the beach attract snorkelers looking for reef fish and turtles, but the substrate is covered in slippery algae and sea urchin spines. Enter from the sandy beach and swim out to the rocks rather than climbing over them. Wear reef-safe booties for foot protection.
Families with small children: The gentle slope makes wading easy on most days, but there are no lifeguards to assist if conditions change. During south swells, the shore break develops rapidly and can knock children down. Stay close to children in the water at all times and watch for sets arriving from the open ocean.
Fair-skinned visitors: With no natural shade and high UV reflection off both sand and water, sunburn is the most common injury at this beach. The resort area sells sunscreen but at elevated prices. Apply reef-safe sunscreen before arriving and reapply after swimming.
After heavy rain, bacteria and pollutants from runoff contaminate coastal waters. Wait at least 72 hours after heavy rain and until the water clears before entering. This applies to Wailea Beach and every beach in Hawaiʻi.
Occasional south swells in summer. Sea urchins on rocky sides. No shade on beach. Minimal hazards overall — one of the calmer beaches on Maui.
No. Nearest hospital: Maui Memorial Medical Center (10 mi). Cell phone coverage: Excellent.
Winter: Generally calm, occasional wrap-around swells, cooler water. Summer: Warm, calm, excellent for swimming and snorkeling, but south swells can arrive unexpectedly
Visitors should avoid the rocky areas on each side where sea urchins are present. No lifeguards — parents must supervise children.
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⚠️ Important Disclaimer
Safe to Swim Hawaii is an independent passion project — it is not affiliated with the Hawaii Department of Health, any entity mentioned on this page, or any government agency or hotel brand. Water quality ratings on this site are estimates based on publicly available testing data and geographic analysis. They are not real-time measurements and may not reflect current conditions.
Always verify current water quality conditions with the Hawaii Department of Health Clean Water Branch before entering the water. This site is for informational purposes only and should not be the sole basis for any swimming decisions.
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