Learn to cook/bake something new (or just learn to cook for yourself). If all fails make yourself a smoothie!
Shop for the freshest summer produce at your local farm market. They often have the best deals!!
Take 1 panorama of your surroundings everyday OR alternatively a 1 minute video to look back upon. It will act as a motivator for you to try more new and interesting activities.
Bring a bucket of chalk with you to a summer BBQ, picnic or any other gathering and go crazy!
Go somewhere festive! If there is something worth celebrating it ought to be worth your time to take a stroll around this summer. You might learn… and pick up a couple balloon animals along the way.