Ambiance photography depends far more on timing than food photography does. A dining room can look completely different at 10am, 2pm and 8pm — and choosing the wrong window is one of the most common reasons restaurant interiors don't photograph as well as they feel in person.
For daytime shots, the hour or two after opening, before service ramps up, tends to work best. Natural light is usually softer and more even, tables are still perfectly set, and there's enough calm to move around the room without disrupting guests.
Evening ambiance is a different story entirely. If your restaurant relies on candlelight, warm fixtures or a dimmed atmosphere in the evening, that mood simply can't be faked in daylight — it needs its own session, timed for early evening once the lighting is set but before the room fills up.
Weather and season matter too, especially for restaurants with large windows, a terrace, or a view. A gray, overcast day gives flat, even light that's often more flattering for interiors than harsh midday sun, which can create distracting shadows and blown-out highlights near windows.
The most efficient approach is often two short sessions rather than one long one: a calm daytime slot for bright, welcoming shots, and a brief evening slot for mood and atmosphere — giving you a complete picture of what it actually feels like to dine at your restaurant, whatever time a guest chooses to visit.