16-Day Forecast
Today
4 Sept
32°C
Daytime High
32°C sea
27°C
Overnight Low
☀☀○○○
4.8h sun
Sat
5 Sept
30°C
Daytime High
32°C sea
25°C
Overnight Low
☀☀☀☀○
7.7h sun
Sun
6 Sept
30°C
Daytime High
32.1°C sea
28°C
Overnight Low
☀☀☀☀☀
12.2h sun
Mon
7 Sept
31°C
Daytime High
32.1°C sea
30°C
Overnight Low
☀☀☀☀☀
12.3h sun
Tue
8 Sept
31°C
Daytime High
32.2°C sea
30°C
Overnight Low
☀☀☀☀☀
12h sun
Wed
9 Sept
31°C
Daytime High
32.2°C sea
30°C
Overnight Low
☀☀☀☀☀
12h sun
Thu
10 Sept
31°C
Daytime High
32.2°C sea
30°C
Overnight Low
☀☀☀☀☀
11.4h sun
Fri
11 Sept
30°C
Daytime High
32.3°C sea
29°C
Overnight Low
☀☀☀☀☀
11.9h sun
Sat
12 Sept
31°C
Daytime High
32.4°C sea
30°C
Overnight Low
☀☀☀☀☀
12.2h sun
Sun
13 Sept
30°C
Daytime High
~31°C sea
29°C
Overnight Low
☀☀☀☀☀
9.1h sun
Mon
14 Sept
30°C
Daytime High
~31°C sea
27°C
Overnight Low
☀☀☀☀☀
12.2h sun
Tue
15 Sept
30°C
Daytime High
~31°C sea
30°C
Overnight Low
☀☀☀☀☀
12.1h sun
Wed
16 Sept
30°C
Daytime High
~31°C sea
30°C
Overnight Low
☀☀☀☀☀
12h sun
Thu
17 Sept
30°C
Daytime High
~31°C sea
30°C
Overnight Low
☀☀☀☀☀
11.9h sun
Fri
18 Sept
30°C
Daytime High
~31°C sea
29°C
Overnight Low
☀☀☀☀☀
11.7h sun
Sat
19 Sept
30°C
Daytime High
~31°C sea
29°C
Overnight Low
☀☀☀☀☀
11.6h sun
☀ = sunshine score · °C high / low · hours of sunshine shown below
About Key West
Key West, USA offers the quintessential tropical escape that many holiday seekers dream about, with its pristine coral reef beaches, vibrant Caribbean culture, and laid-back island atmosphere that feels worlds away from mainland America. This southernmost point of the continental United States has long captured the hearts of travellers seeking guaranteed sunshine and authentic coastal charm, making it an ideal destination whether you're a couple looking for romance, families wanting adventure, or solo travellers craving rejuvenation.
The weather in Key West, USA remains consistently warm throughout the year, with summer months featuring average temperatures around 30°C and winter months averaging a balmy 28°C that would rival the Mediterranean or Canary Islands for year-round warmth. The sea temperature peaks at around 32°C during the warmest months, creating perfect conditions for swimming, snorkelling, and water sports. The climate here is tropical with fairly consistent sunshine, though the destination does experience a hurricane season that typically runs from June through November, with September and early October representing the peak risk period.
For planning your holidays in Key West, the best time to visit falls between December and April when you'll experience the warmest, sunniest conditions without the elevated hurricane risk. During these months, the island basks in clear skies and gentle breezes, attracting visitors worldwide seeking reliable sunshine and comfortable beach weather. March and April offer particularly excellent conditions as the water has warmed considerably and the weather remains stable throughout the day.
This island destination caters beautifully to diverse interests with world-class attractions including vibrant Key West Aquarium experiences, the historic Ernest Hemingway Home and Museum, and the iconic Southernmost Point marker. Water enthusiasts can enjoy diving and snorkelling amid spectacular coral reefs, while food lovers should explore the renowned conch salad, fresh seafood, and diverse culinary scene. The famous Duval Street provides excellent shopping and dining, and sunset celebrations at Mallory Square offer unforgettable evening entertainment.
Reaching Key West is remarkably convenient with direct flights available from various United States cities. International visitors enjoy numerous one-stop connection options from the United Kingdom, Ireland, Germany, Netherlands, France, Singapore, UAE, Canada, and Scandinavian countries including Sweden, Denmark, and Finland. European travellers from Spain, Italy, Norway, Belgium, Switzerland, and Austria also benefit from straightforward routing, making this tropical paradise easily accessible from most corners of the globe.