Good news!! It may be July, but it is not too late to plant many types of vegetables and herbs in your garden that can be planted now for a plentiful bounty for the fall.
Be sure to prep your garden area or beds with good nutrition (click here for a good list of ways) to make the soil nice and rich. You will also want to make sure that you have mulching materials. This will help your plants retain good moisture during the hot parts of the day.
Here are some of the veggies and herbs for a great late summer / early fall crop:
Arugula, Beans (snap), Beets, Broccoli, Brussels Sprouts (Zone 2), Cabbage, Carrots (Zone 2), Chinese Cabbage, Cilantro, Endive, Kale, Kohlrabi, Lettuce (head and leaf), Parsley, Radish, Rutabaga, Spinach
It is best to check in with the Planting Zone you live in for more specifics on best practices and to make the most out of your efforts.