Today, Greece will witness rain primarily in the mainland and the Ionian islands, with local thunderstorms possible. The forecast predicts temperature variations across regions and a shift in weather conditions, including increased cloudiness and localized rain through the week. Coastal winds will generally not exceed 6 Beaufort, while temperatures remain stable, ranging from 2 to 19 degrees Celsius depending on the region. Rain and storms are anticipated to continue into the weekend, especially in the eastern coastal areas.