Hello how may I help you? I want to know how time zones work I can only calculate time zones. I can't tell you how they work. I apologize. Can you tell me what the time zone for Germany is? The UTC time zone for Germany is +2. How many hours ahead is the time zone for Germany to the time zone of California? The time zone differential between Germany and California is by 12 hours. Thank you for the informaiton No problem. Is there anything else that I can help you with for today? No, that is all, bye! Have a great day!