If the setting allows a casual outfit, consider wearing a tan raincoat and navy chinos. A pair of beige canvas low top sneakers is a great option to complement your getup. Rest assured, this getup is the just the remedy to dreary fall days. Now that's how you dress casually as a young gentleman.
Why not try teaming a grey nylon bomber jacket with navy chinos? As well as very comfortable, both of these pieces look awesome when worn together. Bump up your whole getup with a pair of beige canvas low top sneakers. This one is a great option when it comes to piecing together a well-coordinated look for awkward fall weather. Casual getups for 20-something men aren't actually that hard, as you can see.