You should always take the view that you need to stretch your flight envelope.
You shouldn't wait for the perfect day - there are too few of those. BUT as a low-time PPL be aware of your limitations and watch for changes in the weather.
As a low-time PPL you should beware of pushing the envelope too far, but I agree, you need to be comfortable in making your own decisions and having a lot of alternative options. Whenever possible try to avoid being left with only one option