Tutorial how to crochet a Temperature Afghan, including tips and tricks, and a printable Temperature Afghan Reference Card that works for crochet and knit alike! Create a year-long blanket one row per day, striped to match the temperature outside your window. You can work in traditional rainbow colors or choose your own contemporary palette. To keep it from becoming too overwhelming, plan your colors in advance with set temperature ranges and work in a simple, short crochet stitch. The pleasure in creating this afghan is in having a project to hook a little at a time each night.