What to expect for water quality, rainfall, and ocean conditions
Wailea Beach has one of the lowest advisory rates in Hawaii. The dry climate and lack of stream discharge mean water quality is consistently excellent.
July is peak season at Wailea. Dry conditions and warm water. Occasional south swells can bring larger surf, which is unusual for this typically calm beach. Water quality stays excellent.
Summer occasionally brings south swells to Wailea, which can create larger-than-usual surf for this typically calm beach. Water temperature is warm (79-80°F). Check surf reports for unusual south-swell events.
High. Summer is peak family travel season with school holidays. Beaches are busy from mid-morning through sunset.
The Hawaii Department of Health recommends staying out of the ocean for at least 72 hours after heavy rain. In july, rainfall is less frequent but individual storms can still produce contaminated runoff.
When conditions are clear, Wailea Beach has excellent ocean activities. Check the water quality above, then book with confidence.
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Safe to Swim Hawaii provides water quality information based on publicly available DOH data and seasonal patterns. This is not medical or safety advice. Always check current conditions, obey posted signs, and use your own judgment before entering the ocean. Privacy Policy
⚠️ Important Disclaimer
Safe to Swim Hawaii is an independent passion project — not affiliated with the Hawaii Department of Health or any government agency. Water quality ratings 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 DOH Clean Water Branch before entering the water.
When in doubt, don't go out. 🤙