It's 18°C and mainly clear in Berlin. Local time 00:45, sunset at 21:26. Weather models disagree on the cloud cover right now — trust the camera above.
A perfect Berlin day — 18°C, clear skies, that big northern European light. Skies stay dry through the day. Museum Island in the morning, Tiergarten picnic, sunset from the Reichstag dome (free, book ahead).