Weather History for Key West, FL

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Thursday, February 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 75 °F 72 °F  
Max Temperature 80 °F 77 °F 85 °F (1882)
Min Temperature 70 °F 67 °F 51 °F (1958)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 7 18  
Since 1 July heating degree days 12 69  
Cooling Degree Days 10 7  
Month to date cooling degree days 159 134  
Year to date cooling degree days 450 299  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 80    
Maximum Humidity 93    
Minimum Humidity 67    
Precipitation  
Precipitation 0.00 in 0.06 in 2.99 in (1902)
Month to date precipitation 0.81 1.06  
Year to date precipitation 1.10 3.10  
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 30.04 in    
Wind  
Wind Speed 10 mph (East)    
Max Wind Speed 16 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 21, 2013 Rise Set
Actual Time 6:56 AM EST 6:25 PM EST
Civil Twilight 6:33 AM EST 6:48 PM EST
Nautical Twilight 6:06 AM EST 7:15 PM EST
Astronomical Twilight 5:39 AM EST 7:41 PM EST
Moon 2:54 PM EST (2/21) 3:43 AM EST (2/21)
Length of Visible Light 12h 15m
Length of Day
11h 29m
Waxing Gibbous, 83% of the Moon is Illuminated
Feb 21
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 71.1 °F - 68.0 °F 90% 30.04 in 10.0 mi NE 6.9 mph - N/A   Scattered Clouds
1:03 AM 71.6 °F - 68.0 °F 88% 30.05 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
1:36 AM 71.6 °F - 68.0 °F 88% 30.03 in 10.0 mi NE 6.9 mph - N/A   Scattered Clouds
1:53 AM 71.1 °F - 68.0 °F 90% 30.03 in 10.0 mi NNE 5.8 mph - N/A   Scattered Clouds
2:53 AM 71.1 °F - 68.0 °F 90% 30.01 in 10.0 mi NE 6.9 mph - N/A   Scattered Clouds
3:53 AM 71.1 °F - 68.0 °F 90% 30.00 in 10.0 mi NE 5.8 mph - N/A   Clear
4:53 AM 71.1 °F - 68.0 °F 90% 30.01 in 10.0 mi NE 4.6 mph - N/A   Partly Cloudy
5:53 AM 71.6 °F - 69.8 °F 94% 30.02 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
6:53 AM 72.0 °F - 68.0 °F 87% 30.04 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
7:53 AM 75.0 °F - 68.0 °F 79% 30.05 in 10.0 mi ESE 11.5 mph - N/A   Clear
8:53 AM 77.0 °F - 68.0 °F 74% 30.07 in 10.0 mi ESE 9.2 mph - N/A   Clear
9:53 AM 78.1 °F - 66.9 °F 68% 30.08 in 10.0 mi SE 13.8 mph - N/A   Clear
10:53 AM 78.1 °F - 66.0 °F 66% 30.08 in 10.0 mi SE 13.8 mph - N/A   Clear
11:53 AM 79.0 °F - 66.9 °F 66% 30.06 in 10.0 mi SE 15.0 mph - N/A   Clear
12:53 PM 79.0 °F - 68.0 °F 69% 30.05 in 10.0 mi SE 12.7 mph - N/A   Clear
1:53 PM 80.1 °F 82.7 °F 68.0 °F 67% 30.04 in 10.0 mi SE 11.5 mph - N/A   Clear
2:53 PM 79.0 °F - 68.0 °F 69% 30.02 in 10.0 mi ESE 11.5 mph - N/A   Clear
3:53 PM 79.0 °F - 69.1 °F 72% 30.01 in 10.0 mi ESE 11.5 mph - N/A   Clear
4:53 PM 78.1 °F - 69.1 °F 74% 30.01 in 10.0 mi ESE 11.5 mph - N/A   Clear
5:53 PM 75.9 °F - 68.0 °F 76% 30.01 in 10.0 mi East 10.4 mph - N/A   Clear
6:53 PM 75.0 °F - 69.1 °F 82% 30.02 in 10.0 mi East 10.4 mph - N/A   Clear
7:53 PM 75.0 °F - 69.1 °F 82% 30.03 in 10.0 mi East 9.2 mph - N/A   Clear
8:53 PM 73.9 °F - 69.1 °F 85% 30.03 in 10.0 mi East 9.2 mph - N/A   Clear
9:53 PM 75.0 °F - 69.1 °F 82% 30.04 in 10.0 mi East 10.4 mph - N/A   Clear
10:53 PM 75.0 °F - 70.0 °F 84% 30.04 in 10.0 mi ESE 10.4 mph - N/A   Partly Cloudy
11:53 PM 75.0 °F - 69.1 °F 82% 30.04 in 10.0 mi ESE 9.2 mph - N/A   Mostly Cloudy