Average Temperatures in Calgary, Alberta, Canada. 1  The average annual temperature in Calgary, Alberta, Canada is cool at 3.9 degrees Celsius (39 degrees Fahrenheit).2  The range of mean monthly temperatures is 26 C (46.8 F) which is a moderate range.verage Temperatures in Calgary, Alberta, Canada. 1  The average annual temperature in Calgary, Alberta, Canada is cool at 3.9 degrees Celsius (39 degrees Fahrenheit).
Demi Permanent Vs. Semi Permanent Hair Color. Both demi-permanent and semi-permanent hair color dyes can be applied at a salon or at home. The main differences between demi and semi-permanent hair color are the duration the color lasts and how the dye penetrates the hair shaft. Semi-permanent hair color does not contain any peroxide while demi-permanent hair color may contain low levels of ammonia or peroxide.
Semi-permanent hair dyes are a significantly less harsh alternative to traditional dyes that wonât damage your hair. Instead of penetrating the core of the hair, semi-permanent coat the hair's surface and wash out over time.nlike permanent dyes, which contain harsh chemicals that can damage your hair and skin, there is usually no too long with semi-permanent colors. Some people even leave their dye in overnight for the longest lasting and brightest color possible.