Weather History for Key West, FL

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Sunday, August 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 86 °F 84 °F  
Max Temperature 89 °F 89 °F 95 °F (1956)
Min Temperature 83 °F 80 °F 70 °F (1901)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 21 19  
Month to date cooling degree days 344 359  
Year to date cooling degree days 3087 2944  
Since 1 June cooling degree days 1458 1514  
Growing Degree Days 36 (Base 50)    
Moisture  
Dew Point 76 °F    
Average Humidity 78    
Maximum Humidity 85    
Minimum Humidity 70    
Precipitation  
Precipitation 0.00 in 0.17 in 8.32 in (1926)
Month to date precipitation 1.68 2.89  
Year to date precipitation 32.81 21.18  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 June snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 14 mph (ESE)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 18, 2013 Rise Set
Actual Time 7:02 AM EDT 7:58 PM EDT
Civil Twilight 6:39 AM EDT 8:21 PM EDT
Nautical Twilight 6:11 AM EDT 8:49 PM EDT
Astronomical Twilight 5:42 AM EDT 9:18 PM EDT
Moon 5:57 PM EDT (8/18) 4:19 AM EDT (8/18)
Length of Visible Light 13h 42m
Length of Day
12h 55m
Waxing Gibbous, 92% of the Moon is Illuminated
Aug 18
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 84.0 °F 92.6 °F 75.9 °F 76% 30.06 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
1:53 AM 84.0 °F 92.6 °F 75.9 °F 76% 30.03 in 10.0 mi ESE 15.0 mph - N/A   Partly Cloudy
2:53 AM 82.9 °F 90.2 °F 75.0 °F 77% 30.00 in 10.0 mi East 10.4 mph - N/A   Clear
3:53 AM 82.9 °F 90.2 °F 75.0 °F 77% 29.99 in 10.0 mi East 10.4 mph - N/A   Partly Cloudy
4:53 AM 82.9 °F 90.8 °F 75.9 °F 79% 29.99 in 10.0 mi East 13.8 mph - N/A   Partly Cloudy
5:53 AM 82.9 °F 90.2 °F 75.0 °F 77% 29.99 in 10.0 mi East 12.7 mph 18.4 mph N/A   Clear
6:53 AM 82.9 °F 90.2 °F 75.0 °F 77% 30.00 in 10.0 mi ESE 13.8 mph - N/A   Mostly Cloudy
7:53 AM 84.0 °F 91.9 °F 75.0 °F 74% 30.03 in 10.0 mi East 11.5 mph - N/A   Clear
8:53 AM 84.9 °F 94.1 °F 75.9 °F 74% 30.03 in 10.0 mi ESE 12.7 mph - N/A   Partly Cloudy
9:53 AM 86.0 °F 96.9 °F 77.0 °F 74% 30.04 in 10.0 mi East 15.0 mph - N/A   Scattered Clouds
10:53 AM 87.1 °F 98.8 °F 77.0 °F 72% 30.05 in 10.0 mi East 13.8 mph - N/A   Partly Cloudy
11:53 AM 88.0 °F 100.2 °F 77.0 °F 70% 30.04 in 10.0 mi East 20.7 mph 24.2 mph N/A   Clear
12:53 PM 88.0 °F 100.2 °F 77.0 °F 70% 30.03 in 10.0 mi East 16.1 mph - N/A   Clear
1:53 PM 88.0 °F 101.3 °F 78.1 °F 72% 30.01 in 10.0 mi East 18.4 mph 24.2 mph N/A   Clear
2:53 PM 89.1 °F 103.2 °F 78.1 °F 70% 30.01 in 10.0 mi East 17.3 mph - N/A   Scattered Clouds
3:53 PM 88.0 °F 100.2 °F 77.0 °F 70% 30.00 in 10.0 mi ESE 18.4 mph - N/A   Scattered Clouds
4:53 PM 87.1 °F 98.8 °F 77.0 °F 72% 29.98 in 10.0 mi East 13.8 mph - N/A   Clear
5:53 PM 86.0 °F 96.9 °F 77.0 °F 74% 29.97 in 10.0 mi East 13.8 mph 21.9 mph N/A   Clear
6:53 PM 84.0 °F 93.7 °F 77.0 °F 79% 29.98 in 10.0 mi East 13.8 mph 19.6 mph N/A   Partly Cloudy
7:53 PM 84.0 °F 92.6 °F 75.9 °F 76% 29.99 in 10.0 mi East 13.8 mph - N/A   Partly Cloudy
8:53 PM 82.9 °F 90.2 °F 75.0 °F 77% 30.01 in 10.0 mi ESE 12.7 mph - N/A   Mostly Cloudy
9:53 PM 82.9 °F 91.8 °F 77.0 °F 82% 30.02 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
10:53 PM 84.0 °F 92.6 °F 75.9 °F 76% 30.05 in 10.0 mi ESE 11.5 mph - N/A   Partly Cloudy
11:53 PM 84.0 °F 92.6 °F 75.9 °F 76% 30.04 in 10.0 mi ESE 12.7 mph - N/A   Partly Cloudy