First dates play an important role in building rapport and creating a special bond between people. I believe it is best to have them at times when both partners can devote their full attention to each other and enjoy mutual communication.
Choosing the day of the week is also important. Weekend date nights are often more preferable, as both usually have more free time and less pressure from work or responsibilities. At the same time, some couples prefer to date on a weekday to enjoy a quieter and more relaxed atmosphere.
As for the time of day, consider the possibilities. Evening dates can create a more romantic setting, especially if they take place in a cafe, restaurant or outdoors. Daytime dates, such as on a lunch break, can be more spontaneous and suitable for more informal gatherings.
Ultimately, the choice of time and day depends on your individual preferences and schedule. The important thing is that both partners feel comfortable and enjoy their time together.