Some advice of ulama before tawaf
Ulema (Scholars) say: Enter Makkah muzzama in the day time because the first sight of Kaba the muazzam may turned to be appalling and awe-inspiring with glory supplicate wholeheartedly in fact the supplications asked at the first sight gets accepted abundantly. The brilliance of Kaba clearly manifest during the day time. It is better to enter at the time of chaasht (immediately after the sun rise). (ashiya tul lam'aat)