I know you might not like it..and maybe I overdid it a little. This was just a rough example of how you could make it soft. First I decreased the contrast, then I brightened the image a bit. Then I added a bit of red and yellow to the whole thing.
Just change of weather in this picture,here its cloudy weather.it looks like this picture is taken in Fog.
Color burn of sun
Dodge tool for around the sun
Smart blur
work done in adob photoshop.
hope u like it.