sentences:  Winters are typically mild, with an average of snowfall, though more than three-fourths of all seasons do not have any measurable snow.Most days have + highs, and from December to February, an average total of 10–11 days of + highs, while it rarely stays below freezing all day.However, the city straddles the border between USDA Plant Hardiness Zones 7B and 8A, and there are an average of 5.6 nights with sub- lows.