Nantucket, MA County has a temperate climate that is heavily influenced by the Atlantic Ocean. The summers are warm and humid with temperatures reaching into the mid-80s on average, and winters can be cold with temperatures averaging in the mid-30s. Precipitation is relatively high throughout the year, although there is a peak in precipitation during the spring months. Snowfall is usually light to moderate, but can still occasionally reach heavy accumulations during winter storms. Additionally, Nantucket experiences strong coastal winds throughout much of the year, which can make for pleasant breezes on mild days or gusty conditions during storms.
Nantucket County, Massachusetts gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Nantucket County averages 23 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Nantucket County. The US average is 205 sunny days.
Nantucket County gets some kind of precipitation, on average, 118 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 76 degrees
Winter Low: the January low is 25
Rain: averages 46 inches of rain a year
Snow: averages 23 inches of snow a year