When planning a visit to Hyannis, it is essential to consider the city's climate. The city receives about 49 inches of rainfall each year and around 45 inches of snow. To avoid becoming chilly, residents are encouraged to pack an umbrella and wear warm clothing during winter. Hyannis has a warm, humid continental climate, with temperatures averaging the mid-sixties to the upper-seventies at the hottest part of the day. At night, however, the low-twenties set in, and temperatures only reach the mid-30s during the day.
The Hyannis city government has a diversity of programs and services for the public. In 2010, 2.3% of the city's residents were Hispanic. There were eighty-two percent of high-school graduates in the city; 52% earned a bachelor's degree and 19% finished a graduate degree. This diversity is not surprising when considering the location's history of economic development.