Thats what I'm going to do MNT grandma. My temp are Celcius and the Maximums will be strong colours and the minimums pastel shades. I was going to start on my birthday, end Feb but I've found local temps and can back date to Jan 1. Just have to get the fabric and I'm on my way.
Red 40 + pale 20+
Orange 35/39 pale 15/19
Yellow 30/34 lemon 10/14
Green 25/29 pale 5/9
Blue 20/24 pale 0/4
Purple 15/20 lavender 0-