Typical September highs at Keka'a Beach reach about 86°F, with reliable beach weather most of the year. Keka'a Beach is located in Lahaina, Hawaii.
Lahaina, Hawaii · live parking & conditions · updated June 19, 2026
In a typical year September is the warmest month here, with highs near 86°F, and it's reliably beach weather most of the year. Tap Keka'a Beach on the map for live surf, wind, water temperature, UV and tide times.
Open Keka'a Beach on the map →