September to October. Month by month below, with the weather, what's on and what it costs to fly there from your city.
September and October lead for fall color and thinner summer crowds; summer is the pick for beaches and whale watching.
5 of the 7 travel guides we read name these months.
Average high and low in Boston, and days with rain
JanuaryChecking fares…Cape Cod winter highs run in the 30s and 40s°F, and tourism is at its lowest.Many small shops and seasonal Cape restaurants close.A guide suggests January or February for solitude.
FebruaryChecking fares…Maple sugaring season starts in late February.Salem holds a Valentine's weekend with ice sculptures downtown.A guide suggests January or February for solitude.North Atlantic right whales in Cape Cod Bay
MarchChecking fares…Spring is often called mud season for the slush of melting snow.Cape Cod highs are in the 50s°F in March.Salem Film Fest is held in March.
AprilChecking fares…The Boston Marathon and Fenway Park's baseball opener mark the spring.Cape Cod whale-watching boats start running again in April.Maple sugaring runs through April.Boston Marathon
MayChecking fares…Cape Cod visitor numbers climb steadily in April and May.A guide picks late May for mild weather and a fresh feel.Nantucket's Daffodil Festival is among the spring events.
JuneChecking fares…Salem Arts Festival in early June kicks off summer.Cape Cod summer highs run from the mid-70s to mid-80s°F.Boston Pride for the People Parade
JulyChecking fares…About 40% of Cape Cod's annual visitors arrive in July and August.Crowds surge from the 4th of July to Labor Day, especially on weekends.A guide picks July or August for the classic Cape summer.Newport Folk Festival
AugustChecking fares…About 40% of Cape Cod's annual visitors arrive in July and August.Visitor numbers on the Cape drop by nearly 40% from August to September.Whale watching is best from May to October.Provincetown Carnival
Best timeSeptemberChecking fares…Fall foliage season starts in mid-to-late September.A guide calls September a standout for fewer crowds with warm weather.Cape Cod highs stay in the 70s°F with cooler evenings.Vermont fall foliage
Best timeOctoberChecking fares…Peak color often lands in the third week of October.Salem Haunted Happenings runs through October.Salem gets extremely crowded in October.Head of the Charles Regatta · Salem Haunted Happenings
NovemberChecking fares…November is described as a quiet, underrated month before Thanksgiving crowds.Events include Franklin County Cider Days and the Fenway ice rink opening.Cape Cod harvest celebrations and Wellfleet OysterFest fall in autumn.Boston Comedy Festival
DecemberChecking fares…Salem has holiday markets and a Christmas historic house tour.Beach accommodations on the coast shut down for winter.Holiday strolls in Chatham and Falmouth add a festive feel.First Night BostonWeather: Boston averages from NOAA (1961 to 1990 averages), as listed in its climate table on Wikipedia.
Live fares from your airport. Watch them and we alert you when they drop.
Festivals and seasons through the year
Cancún
The Grand Canyon
Disneyland
Miami
Myrtle Beach
Prague
Bali
Maui
Montreal
Venice
Aruba
New Orleans
Nashville
Disney World
New York
Rome
San Diego
Phuket
Boston
Dubai
Seoul
Florida
Lisbon
Los Angeles
Chicago
Paris
Las Vegas
San Francisco
Edinburgh
Napa
Sydney
Hawaii
Scotland
Punta Cana
Savannah
Washington, DC
Mexico City
Zion National Park
Turks and Caicos
Puerto Vallarta
Honolulu
Banff
Yosemite
Tulum
The Bahamas
Sedona
Seattle
Santorini
Buenos Aires
London
Charleston
Rio de Janeiro
Palm Springs
Yellowstone
Amsterdam
Toronto
Key West
Orlando
Europe
Austin
Machu Picchu
Cabo San Lucas
Niagara Falls
Colorado
Oregon
Arizona
Acadia National Park
Galapagos
Lake Tahoe
Montana
Kauai
Okinawa
US Virgin Islands
Amalfi Coast
Santa Fe
Destin
Curacao
Utah
Joshua Tree
Patagonia
St. Thomas
Florida Keys
Smoky Mountains
Copenhagen
Death Valley
Mallorca
Madeira
Cape Town
Ibiza
Zanzibar
Lake Como
Madrid
New Mexico
Tennessee
Vermont
Wyoming
Bryce Canyon
Oahu
St. Martin
Hilton Head
Dolomites
Cape Cod
San Antonio
Rocky Mountain National Park
Dublin
Catalina Island
Athens
Asheville
Texas
South America
Shenandoah National Park
Phoenix
North Carolina
Medellín
Cairo
Budapest
Arches National Park
St. John
South Carolina
Reykjavik
Mykonos
Milan
Houston
Hanoi
Canary Islands
Big Island of Hawaii
Atlanta
The Caribbean
St. Barts
South Dakota
Rhode Island
New England
Nassau
Lima
Kyoto
Koh Samui
Colorado Springs
Chiang Mai
Stockholm
Porto
Montego Bay
Michigan
Melbourne
Louisiana
Kuala Lumpur
Kruger National Park
Jeju
Florence
Dallas
Zurich
Tampa
St. Kitts
Osaka
Munich
Moorea
Kailua-Kona
Everglades
Door County
Cusco
Calgary
Boracay
Bonaire
Swiss Alps
St. Croix
Seville
San Juan Islands
New Hampshire
Minnesota
Mazatlán
Manila
Kentucky
Isla Mujeres
Guam
French Riviera
Fort Lauderdale
Cinque Terre
Asia
Algarve
Virginia
Tenerife
Sapporo
Nairobi
Mumbai
The Hamptons
Grand Teton National Park
Finger Lakes
Charlotte
Bogotá
Auckland
Maine
Bora Bora
Olympic National Park
Redwood National Park
Sequoia National Park
Big Bend National Park
Mackinac Island
Sint Maarten
Nantucket
Outer Banks
California
Big Sur
Crater Lake
Scottsdale
Nice
Mount Rainier
Cozumel
Badlands National Park
Salt Lake City
Denali
Philadelphia
Tucson
Provence
Guadalajara
Albuquerque
Upper Peninsula
Sonoma
Memphis
Idaho
Da Nang
Cotswolds
Arkansas
St. Louis
Capri
Glacier National Park
Barcelona
Vancouver
Denver
Istanbul
Riviera Maya
Carmel-by-the-Sea
Santiago, Chile
Naples, Italy
Central America
Minneapolis
Sarasota
Halifax, Nova Scotia
Pittsburgh
Helsinki
Pensacola
Johannesburg
Brisbane
Málaga
Phu Quoc
Perth
Dubrovnik
Corpus Christi
Oklahoma
Torres del Paine
Czech Republic
Ho Chi Minh City
Anchorage
Boise
Louisville
Juneau
Quito
West Virginia
Wisconsin
Canyonlands National Park
Baja California
Blue Ridge Mountains
Fort Myers
Detroit
Kansas City, Missouri
Kathmandu
Reno
Cebu
Brussels
Guangzhou
Chattanooga
Antalya
Daytona Beach
Cairns
Hilo
Alabama
Connecticut
New Jersey
Pennsylvania
Capitol Reef National Park