Weather History for Key West, FL

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 83 °F 79 °F 75 °F
Mean Temperature 80 °F 76 °F 71 °F
Min Temperature 77 °F 72 °F 65 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 15 11 6 340
Growing Degree Days (base 50) 30 26 20 799
Dew Point  
Dew Point 76 °F 69 °F 58 °F
Precipitation  
Precipitation 0.52 in 0.05 in 0.00 in 1.09 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 23 mph 11 mph 0 mph
Gust Wind 30 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.23 in 30.09 in 29.86 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 29, 2013 Rise Set
Actual Time 7:10 AM EST 5:48 PM EST
Civil Twilight 6:45 AM EST 6:13 PM EST
Nautical Twilight 6:16 AM EST 6:41 PM EST
Astronomical Twilight 5:49 AM EST 7:09 PM EST
Moon 4:01 AM EST (12/29) 3:18 PM EST (12/29)
Length of Visible Light 11h 27m
Length of Day
10h 38m
Waning Crescent, 11% of the Moon is Illuminated
Dec 29
Waning Crescent
Jan 1
New
Jan 7
First Quarter
Jan 15
Full
Jan 24
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.09 Normal Month Total: 2.22
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
77 | 70 0.00
Average:
78 | 69 0.08
Clear
Actual:
76 | 65 0.00
Average:
78 | 69 0.08
Partly Cloudy
Actual:
79 | 68 0.00
Average:
78 | 69 0.08
Rain
Actual:
81 | 74 0.09
Average:
78 | 69 0.09
Clear
Actual:
81 | 73 0.00
Average:
77 | 69 0.08
Scattered Clouds
Actual:
81 | 77 0.00
Average:
77 | 69 0.08
Scattered Clouds
Actual:
83 | 73 T
Average:
77 | 68 0.09
Rain
Actual:
81 | 73 0.26
Average:
77 | 68 0.08
Scattered Clouds
Actual:
81 | 75 T
Average:
77 | 68 0.08
Partly Cloudy
Actual:
83 | 77 0.00
Average:
77 | 68 0.08
Rain
Actual:
81 | 73 0.52
Average:
77 | 68 0.07
Partly Cloudy
Actual:
80 | 71 T
Average:
76 | 68 0.08
Partly Cloudy
Actual:
80 | 70 T
Average:
76 | 67 0.07
Scattered Clouds
Actual:
81 | 76 T
Average:
76 | 67 0.07
Rain
Actual:
81 | 74 0.07
Average:
76 | 67 0.07
Mostly Cloudy
Actual:
75 | 69 0.00
Average:
76 | 67 0.07
Partly Cloudy
Actual:
76 | 68 0.00
Average:
76 | 67 0.08
Clear
Actual:
75 | 69 0.00
Average:
76 | 67 0.07
Partly Cloudy
Actual:
77 | 68 0.00
Average:
76 | 66 0.07
Scattered Clouds
Actual:
80 | 71 0.00
Average:
76 | 66 0.08
Scattered Clouds
Actual:
81 | 76 0.00
Average:
75 | 66 0.07
Scattered Clouds
Actual:
81 | 77 0.00
Average:
75 | 66 0.07
Rain
Actual:
82 | 76 T
Average:
75 | 66 0.07
Partly Cloudy
Actual:
81 | 69 0.00
Average:
75 | 66 0.05
Rain
Actual:
76 | 69 0.01
Average:
75 | 65 0.06
Partly Cloudy
Actual:
79 | 71 0.00
Average:
75 | 65 0.05
Thunderstorm
Actual:
78 | 72 0.10
Average:
75 | 65 0.06
Scattered Clouds
Actual:
81 | 74 T
Average:
75 | 65 0.06
Rain
Actual:
78 | 73 0.03
Average:
75 | 65 0.06
Rain
Actual:
77 | 72 0.01
Average:
75 | 65 0.06
Partly Cloudy
Actual:
79 | 71 0.00
Average:
74 | 65 0.06
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 77 74 70 68 66 65 90 80 69 30.12 30.05 29.99 10 10 10 15 10 19 0.00  
2 76 71 65 68 64 63 100 82 64 29.97 29.93 29.86 10 10 10 16 5 19 0.00  
3 79 74 68 66 64 62 84 71 58 30.01 29.96 29.92 10 10 10 13 9 17 0.00  
4 81 78 74 71 69 66 93 81 69 30.08 30.03 29.97 10 10 10 15 9 20 0.09 Rain
5 81 77 73 70 69 68 87 78 69 30.14 30.09 30.05 10 10 10 17 11 23 0.00  
6 81 79 77 73 70 66 85 80 74 30.17 30.11 30.06 10 10 10 20 14 25 0.00  
7 83 78 73 73 69 66 93 81 69 30.20 30.15 30.12 10 10 10 17 9 21 T  
8 81 77 73 72 70 68 87 77 67 30.17 30.12 30.10 10 9 2 20 13 25 0.26 Rain
9 81 78 75 71 70 67 79 71 62 30.17 30.12 30.08 10 10 10 21 13 27 T  
10 83 80 77 74 72 70 88 81 74 30.15 30.11 30.08 10 10 10 15 9 19 0.00  
11 81 77 73 75 73 71 94 84 74 30.18 30.13 30.10 10 9 2 23 9 30 0.52 Rain
12 80 76 71 74 70 62 94 84 73 30.21 30.16 30.12 10 10 10 21 11 29 T  
13 80 75 70 71 67 63 87 78 69 30.15 30.10 30.05 10 10 10 22 14 30 T  
14 81 79 76 74 72 70 85 80 74 30.07 30.02 29.98 10 10 10 23 13 28 T  
15 81 78 74 76 74 70 94 90 85 30.08 30.02 29.97 10 10 2 16 8 21 0.07 Rain
16 75 72 69 70 66 63 87 80 73 30.17 30.10 30.06 10 10 10 17 13 24 0.00  
17 76 72 68 68 66 62 84 79 74 30.18 30.14 30.09 10 10 10 17 8 23 0.00  
18 75 72 69 65 60 58 84 71 57 30.23 30.18 30.13 10 10 10 20 12 25 0.00  
19 77 73 68 67 64 61 84 74 64 30.22 30.16 30.12 10 10 10 16 10 23 0.00  
20 80 76 71 72 71 68 93 84 74 30.14 30.10 30.06 10 10 10 21 14 26 0.00  
21 81 79 76 73 72 71 87 81 74 30.12 30.07 30.02 10 10 10 20 16 28 0.00  
22 81 79 77 74 73 72 88 81 74 30.14 30.09 30.05 10 10 10 20 13 25 0.00  
23 82 79 76 75 73 72 88 81 74 30.17 30.13 30.10 10 10 10 17 10 22 T Rain
24 81 75 69 73 69 65 100 87 74 30.19 30.13 30.09 10 10 10 20 9 25 0.00  
25 76 73 69 69 67 64 93 86 79 30.15 30.11 30.06 10 10 2 17 11 25 0.01 Rain
26 79 75 71 71 70 69 93 85 76 30.14 30.09 30.05 10 10 10 17 9 22 0.00  
27 78 75 72 73 72 70 93 86 79 30.15 30.10 30.07 10 10 7 15 9 21 0.10 Rain , Thunderstorm
28 81 78 74 73 72 71 100 87 74 30.14 30.07 30.01 10 10 9 21 15 26 T  
29 78 76 73 74 73 72 94 87 79 30.06 30.00 29.97 10 10 7 18 8 22 0.03 Rain
30 77 75 72 73 70 65 100 87 73 30.13 30.06 30.00 10 10 8 16 7 21 0.01 Rain
31 79 75 71 71 69 68 93 84 74 30.19 30.14 30.10 10 10 10 18 13 25 0.00