The climate in Washington D.C. is seasonal. Summers can be very hot and humid with an average temperature of 82. Winters are variable and can be very mild to very cold. The average winter temperature is 35. Clothing should be in accordance with the season.
Maine ocean islands provide the only nesting sites for Atlantic puffins in the United States. Eastern Egg Rock in the midcoast region, Seal Island and Matinicus Rock at the mouth of Penobscot Bay, and Machias Seal Island and Petit Manan Island off the downeast coast provide habitat for more than 4,000 puffins each summer.