Weather in Key West in December 2017

Expect 24°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Key West in December. Check more long-term weather averages for Key West in December before you book your next holiday to Florida in 2017.

Key weather averages for Key West in December

  • 24°C maximum daytime temperature in December in Key West24
    24°C max day temperature
  • 7 hours of sunshine per day (70% of daylight hours) in December in Key West7
    7 hours of sunshine per day
  • 6 days with some rainfall in December in Key West6
    6 days with some rainfall
  • 18°C minimum night-time temperature in December in Key West18
    18°C min night temperature
  • 11 hours of daylight per day in December in Key West11
    11 hours of daylight per day
  • Low heat & humidity in December in Key WestL
    Low heat & humidity
  • 45 mm monthly rainfall in December in Key West45
    45 mm of monthly rainfall
  • UV (maximum) index 6 (High) in December in Key West6
    6 (High) UV index
  • 24°C sea temperature in December in Key West24
    24°C sea temperature

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

Metric (°C / mm)  |  Imperial (°F / inches)

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Expires at 23:59 on Wednesday 18th October 2017

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Guide to Key West weather in December

The average maximum daytime temperature in Key West in December is a warm 24°C (75°F) with low heat & humidity. The average night-time temperature is usually a comfortable 18°C (64°F). There are usually 7 hours of bright sunshine each day, which represents 70% of the 11 hours of daylight.

Expect 45mm (1.8 inches) of rainfall across the whole of December with 6 days with some rain falling. Maximum UV levels will be high (6 UV index) at midday when the skies are clear.

The average sea temperature in and around Key West in December is 24°C (75°F).

The weather in Key West in December is represented by Key West.

Key West sunrise & sunset times for December 2017

Browse the sunrise & sunset times for Key West in December 2017. Select a month to view Key West sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st December 2017 06:54 17:38
Saturday, 2nd December 2017 06:55 17:38
Sunday, 3rd December 2017 06:56 17:38
Monday, 4th December 2017 06:57 17:38
Tuesday, 5th December 2017 06:57 17:38
Wednesday, 6th December 2017 06:58 17:39
Thursday, 7th December 2017 06:59 17:39
Friday, 8th December 2017 06:59 17:39
Saturday, 9th December 2017 07:00 17:39
Sunday, 10th December 2017 07:01 17:40
Monday, 11th December 2017 07:01 17:40
Tuesday, 12th December 2017 07:02 17:40
Wednesday, 13th December 2017 07:02 17:41
Thursday, 14th December 2017 07:03 17:41
Friday, 15th December 2017 07:04 17:41
Saturday, 16th December 2017 07:04 17:42
Sunday, 17th December 2017 07:05 17:42
Monday, 18th December 2017 07:05 17:43
Tuesday, 19th December 2017 07:06 17:43
Wednesday, 20th December 2017 07:06 17:43
Thursday, 21st December 2017 07:07 17:44
Friday, 22nd December 2017 07:07 17:44
Saturday, 23rd December 2017 07:08 17:45
Sunday, 24th December 2017 07:08 17:46
Monday, 25th December 2017 07:09 17:46
Tuesday, 26th December 2017 07:09 17:47
Wednesday, 27th December 2017 07:10 17:47
Thursday, 28th December 2017 07:10 17:48
Friday, 29th December 2017 07:10 17:48
Saturday, 30th December 2017 07:11 17:49
Sunday, 31st December 2017 07:11 17:50
  • Get FREE dining & drinks on Walt Disney World 2018 holidays
  • Plus $100 spending money & 14-day pass for price of 7
  • FREE Memory Maker (worth $199) & DisneyLife subscription

Expires at 23:59 on Wednesday 18th October 2017

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Key West weather by month

Check Key West weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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