Physics is also called the fundamental science because the subject of study of all branches of natural science like chemistry, astronomy, geology and biology are constrained by laws of physics, similar to how chemistry is often called the central science because of its role in linking the physical sciences.
The months February, March and November have nice weather with a good average temperature. Hot season / summer is in April, May, June, July, August, September and October. Most rainfall (rainy season) is seen in September. Kuwait has dry periods in February, March, April, May, June, July and August. On average, the warmest month is July.
Weather in Egypt in September. The weather in Egypt in September can be still hot like August but normally cooler during the day and at night. The mid day sun is still quite fierce and best avoided but most of the day is pleasant and the evenings are good with no humidity allowing you to move around freely without getting hot and sweaty.