United States
Things to do in Key West
Snorkeling, sunset cruises and scuba diving and more, with the best month for each. Key West is most comfortable for sightseeing in December to March.
Photo: Julian Lupyan, CC0
- Snorkeling
- Sunset cruises
- Scuba diving
- Day trips
- Boat tours
- Helicopter tours
- Walking tours
- Cooking classes
- Catamaran tours
- Zipline tours
Popular tours in Key West
Southernmost Food & Cultural Walking Tour by Key West Food ToursFrom $94View 
Key West Hop-On Hop-Off Trolley TourFrom $56View 
Key West Conch Tour TrainFrom $45View 
Guided Bike Tour of Old Town Key WestFrom $59View 
Key West Mangrove Kayak Eco TourFrom $80View 
Key West Ghosts and Gravestones Trolley TourFrom $40View
Tours from Viator. Good Outing may earn a commission when you book, at no cost to you.
What to book in Key West
Key West month by month
Key West weather by month
Averages for Key West Int'l, Florida, 1991–2020. Highlighted months are the most comfortable for sightseeing.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F (°C) | 76 (24) | 77 (25) | 80 (26) | 83 (28) | 86 (30) | 89 (32) | 90 (32) | 91 (33) | 89 (32) | 86 (30) | 81 (27) | 78 (25) |
| Low °F (°C) | 65 (19) | 67 (20) | 69 (21) | 73 (23) | 76 (25) | 79 (26) | 81 (27) | 80 (27) | 79 (26) | 77 (25) | 72 (22) | 68 (20) |
| Rainy days | 7 | 5 | 5 | 5 | 8 | 11 | 12 | 15 | 16 | 12 | 6 | 6 |
| Sea °F (°C) | 71 (22) | 71 (22) | 73 (23) | 77 (25) | 80 (27) | 84 (29) | 85 (30) | 86 (30) | 85 (30) | 83 (28) | 77 (25) | 74 (23) |
| Sunset (15th) | 6:00 pm | 6:21 pm | 7:36 pm | 7:49 pm | 8:03 pm | 8:17 pm | 8:19 pm | 8:02 pm | 7:32 pm | 7:01 pm | 5:40 pm | 5:41 pm |
Day trips from Key West
- Dry Tortugas National Park 68 mi
- Fort Jefferson on a remote island, by ferry or seaplane.
- Big Pine Key 28 mi
- Home of the tiny Key deer.
- Marathon 48 mi
- A middle Keys town with a turtle hospital.
- Islamorada 78 mi
- Sportfishing, and feeding the tarpon at Robbie's.
- Key Largo 91 mi
- John Pennekamp coral reef park, for snorkelling and glass-bottom boats.
Questions
When is the best time to visit Key West?
For walking around and sightseeing, December to March. August is the warmest month at about 91°F (33°C), and January the coolest at about 76°F (24°C).
What is the rainiest month in Key West?
September, with about 16 rainy days. Book outdoor tours early in your stay that month, so there's room to move them.
When is the sea warmest in Key West?
August, at about 86°F (30°C). It's coolest in February, at about 71°F (22°C).