Sparklers burn at about 2,000 degrees Fahrenheit—hot enough to melt some metals. Sparklers can quickly ignite clothing, and children have received severe burns from dropping sparklers on their feet or touching body parts.
Also, remember your pets can also suffer in this dangerous heat. Make sure they have fresh, clean water, and that they have shade or a cool place to be able to escape from the heat.
It doesn't take a rocket scientist to figure out that even though summer doesn't officially begin until tomorrow, Mother Nature has already turned the oven on