Katharos is a beach in Oia, Greece.
Oia, Greece · live parking & conditions · updated June 19, 2026
In a typical year August is the warmest month here, with highs near 80°F, and it's reliably beach weather June to October. Tap Katharos on the map for live surf, wind, water temperature, UV and tide times.
Open Katharos on the map →