Weather History for Key West, FL

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Friday, September 13, 2013

  Actual Average Record
Temperature  
Mean Temperature 84 °F 83 °F  
Max Temperature 88 °F 88 °F 93 °F (1876)
Min Temperature 80 °F 79 °F 71 °F (1958)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 19 18  
Month to date cooling degree days 242 244  
Year to date cooling degree days 3562 3433  
Growing Degree Days 34 (Base 50)    
Moisture  
Dew Point 74 °F    
Average Humidity 72    
Maximum Humidity 79    
Minimum Humidity 65    
Precipitation  
Precipitation 0.00 in 0.21 in 4.00 in (1958)
Month to date precipitation 1.65 2.82  
Year to date precipitation 37.16 26.49  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 6 mph (ESE)    
Max Wind Speed 12 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 13, 2013 Rise Set
Actual Time 7:12 AM EDT 7:32 PM EDT
Civil Twilight 6:49 AM EDT 7:55 PM EDT
Nautical Twilight 6:23 AM EDT 8:22 PM EDT
Astronomical Twilight 5:56 AM EDT 8:48 PM EDT
Moon 2:54 PM EDT (9/13) 1:07 AM EDT (9/13)
Length of Visible Light 13h 05m
Length of Day
12h 20m
First Quarter, 61% of the Moon is Illuminated
Sep 13
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
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 82.0 °F 87.9 °F 73.9 °F 76% 29.89 in 10.0 mi ESE 10.4 mph - N/A   Clear
1:53 AM 82.0 °F 87.9 °F 73.9 °F 76% 29.88 in 10.0 mi ESE 8.1 mph - N/A   Clear
2:53 AM 82.0 °F 87.9 °F 73.9 °F 76% 29.88 in 10.0 mi ESE 6.9 mph - N/A   Clear
3:53 AM 81.0 °F 86.2 °F 73.9 °F 79% 29.86 in 10.0 mi East 5.8 mph - N/A   Clear
4:53 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.86 in 10.0 mi ESE 6.9 mph - N/A   Clear
5:53 AM 81.0 °F 85.2 °F 72.0 °F 74% 29.87 in 10.0 mi SE 5.8 mph - N/A   Clear
6:53 AM 81.0 °F 85.8 °F 73.0 °F 77% 29.89 in 10.0 mi East 4.6 mph - N/A   Clear
7:53 AM 81.0 °F 86.2 °F 73.9 °F 79% 29.90 in 10.0 mi East 3.5 mph - N/A   Partly Cloudy
8:53 AM 82.0 °F 89.4 °F 75.9 °F 82% 29.90 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 84.0 °F 91.9 °F 75.0 °F 74% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 AM 86.0 °F 93.8 °F 73.9 °F 67% 29.91 in 10.0 mi East 9.2 mph - N/A   Clear
11:53 AM 86.0 °F 93.0 °F 73.0 °F 65% 29.91 in 10.0 mi ESE 9.2 mph - N/A   Clear
12:53 PM 86.0 °F 95.1 °F 75.0 °F 70% 29.90 in 10.0 mi ESE 9.2 mph - N/A   Clear
1:53 PM 86.0 °F 95.1 °F 75.0 °F 70% 29.88 in 10.0 mi SE 5.8 mph - N/A   Clear
2:53 PM 87.1 °F 96.3 °F 75.0 °F 67% 29.87 in 10.0 mi ESE 5.8 mph - N/A   Clear
3:53 PM 86.0 °F 93.8 °F 73.9 °F 67% 29.84 in 10.0 mi East 6.9 mph - N/A   Clear
4:53 PM 86.0 °F 93.8 °F 73.9 °F 67% 29.83 in 10.0 mi SE 6.9 mph - N/A   Clear
5:53 PM 84.0 °F 91.2 °F 73.9 °F 72% 29.82 in 10.0 mi SE 8.1 mph - N/A   Clear
6:53 PM 84.0 °F 90.2 °F 73.0 °F 69% 29.83 in 10.0 mi East 5.8 mph - N/A   Clear
7:53 PM 82.9 °F 88.8 °F 73.0 °F 72% 29.84 in 10.0 mi East 3.5 mph - N/A   Clear
8:53 PM 82.0 °F 87.9 °F 73.9 °F 76% 29.85 in 10.0 mi East 5.8 mph - N/A   Clear
9:53 PM 82.0 °F 88.6 °F 75.0 °F 79% 29.87 in 10.0 mi East 4.6 mph - N/A   Clear
10:53 PM 82.0 °F 88.6 °F 75.0 °F 79% 29.88 in 10.0 mi East 6.9 mph - N/A   Clear
11:53 PM 82.0 °F 87.9 °F 73.9 °F 76% 29.88 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy