Heh. 20C and summer dresses just seems wrong - 20C is still cool enough for light jackets to me! But my friends from Tassie tend to feel the same way as you, while my friends from Brisbane think 20C is the height of winter.

I am intrigued by the grass growing so close to the shore. Is this a beach? Or is it freshwater of some kind? I can see an 'other side' on the horizon of the body of water, so it's not seaside as I originally assumed?