2009 Summer Haircuts. Great looks in hair trends for 2009 summer haircuts. Short hair is always a favorite look for summer hairstyles. Its so easy to rock a short look without the weight of long hair during the summer months. One of the great things about a short look for the summer, if you cut your hair in June you’re hair will probably be back long by Sepetemebr or October. Trying out a trend for the sesason look below for the hottest styles of haircuts.