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.
Santorini: Annual Weather Averages. July is the hottest month in Santorini with an average temperature of 26Â°C (79Â°F) and the coldest is January at 12Â°C (54Â°F) with the most daily sunshine hours at 14 in July. The wettest month is December with an average of 74.5mm of rain.