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.
The weather in Santorini during winter is slightly more unpredictable than in summer, but the skies generally remain blue and the weather remains mild. Humidity is at its highest during winter, averaging at 74%. Across the winter months, the cold average sea temperature for the beaches in Santorini means that you probably wonât be able to enjoy a swim. The sea is at its coldest at 16Â°C in January and February, whilst itâs at its warmest at 20Â°C in November.