Weather History for Key West, FL

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Saturday, December 15, 2012

  Actual Average Record
Temperature  
Mean Temperature 74 °F 72 °F  
Max Temperature 77 °F 76 °F 85 °F (1956)
Min Temperature 70 °F 67 °F 46 °F (2010)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 1  
Cooling Degree Days 9 7  
Month to date cooling degree days 154 117  
Year to date cooling degree days 4708 4650  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 67 °F    
Average Humidity 82    
Maximum Humidity 90    
Minimum Humidity 73    
Precipitation  
Precipitation 0.00 in 0.07 in 1.14 in (1912)
Month to date precipitation 0.66 1.18  
Year to date precipitation 46.99 38.79  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 8 mph (NNE)    
Max Wind Speed 13 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 15, 2012 Rise Set
Actual Time 7:03 AM EST 5:41 PM EST
Civil Twilight 6:38 AM EST 6:06 PM EST
Nautical Twilight 6:10 AM EST 6:34 PM EST
Astronomical Twilight 5:42 AM EST 7:02 PM EST
Moon 9:05 AM EST (12/15) 8:30 PM EST (12/15)
Length of Visible Light 11h 27m
Length of Day
10h 37m
Waxing Crescent, 8% of the Moon is Illuminated
Dec 15
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 72.0 °F 64.9 °F 78% 30.05 in 10.0 mi ENE 5.8 mph - N/A   Clear
1:53 AM 72.0 °F 64.9 °F 78% 30.05 in 10.0 mi NE 5.8 mph - N/A   Clear
2:53 AM 71.1 °F 66.0 °F 84% 30.03 in 10.0 mi NNE 5.8 mph - N/A   Clear
3:53 AM 71.1 °F 66.0 °F 84% 30.03 in 10.0 mi NNE 6.9 mph - N/A   Clear
4:53 AM 70.0 °F 66.0 °F 87% 30.03 in 10.0 mi NNE 6.9 mph - N/A   Clear
5:53 AM 70.0 °F 66.9 °F 90% 30.04 in 10.0 mi NNE 6.9 mph - N/A   Clear
6:53 AM 70.0 °F 66.9 °F 90% 30.06 in 10.0 mi NNE 8.1 mph - N/A   Clear
7:53 AM 72.0 °F 68.0 °F 87% 30.08 in 10.0 mi North 10.4 mph - N/A   Clear
8:53 AM 73.4 °F 68.0 °F 83% 30.10 in 10.0 mi NNE 8.1 mph - N/A   Clear
9:53 AM 75.0 °F 68.0 °F 79% 30.10 in 10.0 mi NNE 10.4 mph - N/A   Clear
10:53 AM 75.0 °F 66.9 °F 76% 30.09 in 10.0 mi NNE 10.4 mph - N/A   Clear
11:53 AM 77.0 °F 68.0 °F 74% 30.07 in 10.0 mi NNE 11.5 mph - N/A   Clear
12:53 PM 77.0 °F 68.0 °F 74% 30.04 in 10.0 mi NNE 10.4 mph - N/A   Clear
1:53 PM 75.0 °F 68.0 °F 79% 30.03 in 10.0 mi North 10.4 mph 17.3 mph N/A   Overcast
2:53 PM 75.0 °F 68.0 °F 79% 30.02 in 10.0 mi NNE 9.2 mph - N/A   Partly Cloudy
3:53 PM 75.9 °F 69.1 °F 79% 30.02 in 10.0 mi NNE 9.2 mph - N/A   Partly Cloudy
4:53 PM 75.0 °F 68.0 °F 79% 30.02 in 10.0 mi NNE 9.2 mph - N/A   Clear
5:53 PM 73.0 °F 66.9 °F 81% 30.03 in 10.0 mi NNE 9.2 mph - N/A   Clear
6:53 PM 73.0 °F 68.0 °F 84% 30.04 in 10.0 mi NNE 5.8 mph - N/A   Clear
7:53 PM 73.0 °F 68.0 °F 84% 30.06 in 10.0 mi NNE 8.1 mph - N/A   Clear
8:53 PM 73.0 °F 68.0 °F 84% 30.06 in 10.0 mi NE 8.1 mph - N/A   Clear
9:53 PM 73.0 °F 66.0 °F 79% 30.06 in 10.0 mi NE 9.2 mph - N/A   Clear
10:53 PM 72.0 °F 66.9 °F 84% 30.05 in 10.0 mi ENE 6.9 mph - N/A   Clear
11:53 PM 73.0 °F 66.0 °F 79% 30.04 in 10.0 mi ENE 4.6 mph - N/A   Partly Cloudy