Final answer:
Relief, which refers to the geographical formations like mountains and valleys, is not an element of the daily weather. Instead, it influences the overall climate of an area over a long period of time.
Step-by-step explanation:
The answer to the question 'Which of the following is not an element of weather?' is (a) relief. The elements of weather typically include factors such as temperature, humidity, and sunshine that can vary from day to day or hour to hour. However, relief refers to the variations in the Earth's surface, like mountains and valleys, impacting the climate rather than the day-to-day weather conditions.
Learn more about Elements of Weather