When to go · Key West
Key West in December
Great month. Inside Key West's best window: Dec–Apr (dry, sunny, busiest).
Key facts
- Verdict
- Great
- Temperature
- 25°C (77°F)77°F (25°C) / 20°C (68°F)68°F (20°C)
- average high / low
- Rain days
- 6
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Key West's best window: Dec–Apr (dry, sunny, busiest).
Is another month better than December?
No other month rates higher than December for Key West in this guide.
Weather in December
- Key WestHighs around 25 °C (77 °F), lows around 20 °C (68 °F), rain on about 6 daysHighs around 77 °F (25 °C), lows around 68 °F (20 °C), rain on about 6 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas Day big impact
25 Dec · United States
Most businesses closed; flights full from about 20 Dec to 2 Jan.
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Key West, side by side.
Verdict
Dec: Great
Jan: Great
Daytime high
Dec: 25 °C (77 °F)77 °F (25 °C)
Jan: 24 °C (75 °F)75 °F (24 °C)
Night low
Dec: 20 °C (68 °F)68 °F (20 °C)
Jan: 19 °C (66 °F)66 °F (19 °C)
Rain days
Dec: 6
Jan: 6
Crowds
Dec: High
Jan: Low
Prices
Dec: High
Jan: Low
Festivals listed
Dec: 1
Jan: 0
December: Inside Key West's best window: Dec–Apr (dry, sunny, busiest).
January: Inside Key West's best window: Dec–Apr (dry, sunny, busiest).
Key West: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.