The first use for an aerosol package arose during World War II, but the idea of using low-pressure liquefied gas to atomize droplets of liquid in the air was developed in 1924. Canisters filled with insecticide and propellants were used to protect U.S. servicemen from insects carrying diseases such as malaria.
Best Time for Good Weather and Swimming: The warmest weather in Santorini (and all the Greek islands) is between June and September when itâs sunny, hot, and the water is perfect for swimming. Water temperature heats throughout the summer months and is warmest in August and early September.
Climate in Greece in September. The weather in Greece in September is warm and mild. Greeceâs Mediterranean climate means that September weather is still relatively warm. Average temperatures in Athens for September range from 19 to 29Â°C (66 to 84Â°F). The average temperature during September on many of Greeceâs islands is only slightly cooler than that of Athens. Sunshine hours begin to decrease in Greece during September.