A Summer Classic With a Sweaty Punchline It’s Not The Heat It’s The Humidity Shirt
Beat the heat and raise a smile with the shirt—a humorous nod to every sweltering summer day. Whether you live in the Deep South, the Midwest, or anywhere else where muggy air clings to your skin, this shirt speaks a universal truth in the most stylish, breathable way possible.
The shirt features bold black lettering paired with a vintage-style thermometer graphic for added visual impact. The design is simple but effective—perfect for cookouts, casual days, beach weekends, or anytime you want to share a relatable, weather-wise laugh with others.

Make your summer wardrobe as fun as it is functional with the It’s Not The Heat It’s The Humidity Shirt. It’s the perfect gift for weather nerds, heatwave survivors, or anyone who’s ever complained about a sticky afternoon.
Product Detail :
- Classic T-Shirt G500 : 90% cotton, 10% polyester.
- Premium SS T-Shirt NL3600 : Heather Gray 90% cotton/10% polyester; Fabric laundered.
- Pullover Hoodie G185 : 55% cotton, 45% polyester.
- Crewneck Sweatshirt G180: 55% cotton/45% polyester.
- Long Sleeve T-Shirt G240 : Ash is 99% cotton, 1% poly; Sport Grey is 90% cotton, 10% poly; Dark Heather is 50% cotton, 50% polyester.
- Jersey Tank 3480 : 100% combed and ringspun cotton.
- Sleeve Raglan NL6051 : 50% polyester/25% combed ringspun cotton/25% rayon jersey.
- Ladies T-shirt : 100% preshrunk cotton; Ash Grey 99% cotton, 1% polyester.
- Size : S,M,L,XL,2XL,3XL,4XL,5XL.
- Color : A variety of colors are available, depending on the style you choose.
Care Instructions:
- Machine wash warm, inside out, with like colors.
- Use only non-chlorine bleach.
- Tumble dry medium.
- Do not iron.
- Do not dry clean.