I used temperature-blanket.com to find out

1. temperatures of place and year
2. colors (how many and which)

• knitting 2 rounds per day
• I started with knitting the tongue

Colors and usage
Head used 20g
Tail used 8g
Tail tip used 3g
Tongue and nostrils used 3g

Color 1: 29-21° Celsius used 24g
Color 2: 21-18° Celsius used 23g
Color 3: 18-14° Celsius used 28g
Color 4: 14-11° Celsius used 19g
Color 5: 11-7° Celsius used 28g
Color 6: 7-3° Celsius used 25g
Color 7: 3-0° Celsius used 24g
Color 8: 0- -3° Celsius used 27g
Color 9: -3- -6° Celsius used 22g
Color 10: -6- -24° Celsius used 30g

I used round about 600g of stuffing.

My snake measures 2,96m from head to tail