Take into account. Should you have more than 60 grams on you, the cops may arrest you, thinking that you're a supplier. Obviously, they might arrest you for only a joint too! It depends on their temper. Is weed legal in Frankfurt. In Germany, cannabis use is quite common, https://cannabis-crew.com/2023/10/10/how-to-order-weed-online-in-frankfurt-germany-as-a-tourist/