Typical September highs at Chuns Reef Beach reach about 85°F, with reliable beach weather most of the year. Chuns Reef Beach is located in Waialua, Hawaii.
Waialua, Hawaii · live parking & conditions · updated June 19, 2026
In a typical year September is the warmest month here, with highs near 85°F, and it's reliably beach weather most of the year. Tap Chuns Reef Beach on the map for live surf, wind, water temperature, UV and tide times.
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