Simplify the formula. You now know enough to find the surface area of any rectangular prism. You can do it faster if you've learned some basic algebra. Start with our equation above: Area of a rectangular prism = lw + lw + wh + wh + lh + lh.
Check the Weather in Perissa, Santorini in September before you book your next holiday. This gives the best indication of the weather in September and includes figures for temperature, sunshine and rainfall. 1  25Â°C max day temperature.
Guide to Greece weather in September The average maximum daytime temperature in Greece in September is a warm 28Â°C (82Â°F) with moderate heat & humidity. The average night-time temperature is usually a comfortable 18Â°C (64Â°F). There are usually 9 hours of bright sunshine each day, which represents 76% of the 12 hours of daylight.