According to Refin it is.
Redfin says that anytime between December and May is an ideal time to list your home -- and February is the hands-down the best month. The company's analysis of nationwide listings from 2014 showed that 74 percent of homes listed in February sold within 90 days, and 13 percent of them sold for more than the list price.
I guess the thought here is that winter buyers are more motivated and "have" to move. This winter in particular may be a good time because we are anticipating a rise in mortgage rates.