April to May and September to October. Month by month below, with the weather, what's on and what it costs to fly there from your city.
Spring (April and May) and fall (September and October) lead. April is a sweet spot before Derby crowds; fall has the best weather. Derby week is a problem.
5 of the 9 travel guides we read name these months.
Average high and low in Louisville, and days with rain
JanuaryChecking fares…January is typically the coldest month, with highs of 39 to 43 F statewide.January and February are the lowest-traffic months on the bourbon trail.Distillery hours are shorter in winter, most closing by 4 PM, and Castle and Key gardens are dormant.
FebruaryChecking fares…January and February are the lowest-traffic months on the bourbon trail.Distillery hours are shorter in winter, most closing by 4 PM, and Castle and Key gardens are dormant.February is quiet, good for indoor distillery touring without peak crowds.
MarchChecking fares…March is shoulder season with big weather swings; the last week often warms to the high 60s.March: trees start blooming and crowds are lighter before the busy season.Spring is among the most beautiful times, with blooms and mild weather.NCAA Women's Final Four
Best timeAprilChecking fares…April is the start of true peak season; Castle and Key gardens bloom in the second half.April is called the sweet spot: wildflowers and mild air before the Derby rush.April is arguably one of the best all-around months for the bourbon trail.Kentucky Derby
Best timeMayChecking fares…Derby week, the first week of May, brings traffic and hotel price spikes in Louisville.The Kentucky Derby is held the first Saturday in May at Churchill Downs.After Derby weekend, May is excellent: 70s, long distillery hours, manageable crowds.
JuneChecking fares…Holidify says June brings the largest crowds.Summer is humid and sweltering, often reaching the high 80s and 90s.
JulyChecking fares…Summer is humid and sweltering, often reaching the high 80s and 90s.July is the hottest month, with highs of 85 to 87 F.Summer is the most popular time for families and large groups.
AugustChecking fares…Summer is humid and sweltering, often reaching the high 80s and 90s.Summer is the most popular time for families and large groups.Some distilleries pause production in late summer, so stills may not be running.
Best timeSeptemberChecking fares…September is Bourbon Heritage Month, with the Kentucky Bourbon Festival in Bardstown.September events bring the largest crowds of the year.August to September temperatures fall from 73 F to 68 F, pleasant per Holidify.
Best timeOctoberChecking fares…Master distillers point to October: crisp 60 to 70 F air, low humidity, fall color.Fall is arguably the best time for a bourbon tour, and the most in demand; book early.Best weather is mid-September to late October.
NovemberChecking fares…Fall is arguably the best time for a bourbon tour, and the most in demand; book early.Best weather is mid-September to late October.Bourbon season runs through early November.
DecemberChecking fares…Some distilleries put on holiday events and lighting displays in December.Winter is the slow season, roughly 41 to 50 F in one source.Weather: Louisville averages (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
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
Massachusetts
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