Weather History for Key West, FL

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Friday, September 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 83 °F 83 °F  
Max Temperature 88 °F 88 °F 95 °F (1872)
Min Temperature 77 °F 79 °F 70 °F (1901)
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 18 18  
Month to date cooling degree days 255 262  
Year to date cooling degree days 3581 3451  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 75 °F    
Average Humidity 80    
Maximum Humidity 91    
Minimum Humidity 68    
Precipitation  
Precipitation 0.04 in 0.22 in 1.83 in (1997)
Month to date precipitation 2.64 3.04  
Year to date precipitation 39.99 26.71  
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 29.98 in    
Wind  
Wind Speed 6 mph (ENE)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 14, 2012 Rise Set
Actual Time 7:13 AM EDT 7:31 PM EDT
Civil Twilight 6:50 AM EDT 7:54 PM EDT
Nautical Twilight 6:23 AM EDT 8:20 PM EDT
Astronomical Twilight 5:56 AM EDT 8:47 PM EDT
Moon 5:41 AM EDT (9/14) 6:25 PM EDT (9/14)
Length of Visible Light 13h 03m
Length of Day
12h 18m
Waning Crescent, 3% of the Moon is Illuminated
Sep 14
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:19 AM 80.6 °F 85.4 °F 73.4 °F 79% 30.02 in 10.0 mi ENE 6.9 mph - N/A Thunderstorm Thunderstorm
12:48 AM 80.6 °F 85.4 °F 73.4 °F 79% 30.02 in 10.0 mi NE 8.1 mph - N/A   Partly Cloudy
12:53 AM 80.1 °F 84.2 °F 73.0 °F 79% 30.02 in 10.0 mi NE 6.9 mph - N/A   Clear
1:53 AM 77.0 °F - 73.0 °F 88% 30.01 in 10.0 mi ENE 4.6 mph - 0.04 in   Partly Cloudy
2:53 AM 77.0 °F - 73.9 °F 90% 29.99 in 10.0 mi ENE 9.2 mph - 0.00 in Rain Light Rain
3:53 AM 78.1 °F - 75.0 °F 90% 29.97 in 10.0 mi NE 6.9 mph - 0.00 in   Partly Cloudy
4:53 AM 78.1 °F - 73.9 °F 87% 29.97 in 10.0 mi ENE 5.8 mph - N/A   Clear
5:53 AM 79.0 °F - 75.0 °F 88% 29.96 in 10.0 mi NE 3.5 mph - N/A   Clear
6:53 AM 79.0 °F - 75.0 °F 88% 29.96 in 10.0 mi Variable 3.5 mph - N/A   Clear
7:53 AM 80.1 °F 85.4 °F 75.9 °F 87% 29.97 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 81.0 °F 87.3 °F 75.9 °F 85% 29.99 in 10.0 mi NE 4.6 mph - N/A   Clear
9:53 AM 82.9 °F 91.8 °F 77.0 °F 82% 29.99 in 10.0 mi ENE 10.4 mph - N/A   Clear
10:53 AM 84.9 °F 95.3 °F 77.0 °F 77% 29.99 in 10.0 mi NE 10.4 mph - N/A   Partly Cloudy
11:35 AM 84.2 °F 94.1 °F 77.0 °F 79% 29.99 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
11:53 AM 84.9 °F 94.1 °F 75.9 °F 74% 29.99 in 10.0 mi ENE 9.2 mph - N/A   Mostly Cloudy
12:53 PM 88.0 °F 98.5 °F 75.9 °F 67% 29.99 in 10.0 mi East 13.8 mph 20.7 mph N/A   Mostly Cloudy
1:53 PM 84.9 °F 94.1 °F 75.9 °F 74% 29.99 in 10.0 mi East 9.2 mph - N/A   Clear
2:53 PM 84.9 °F 93.3 °F 75.0 °F 72% 29.97 in 10.0 mi East 8.1 mph - N/A   Clear
3:53 PM 84.9 °F 93.3 °F 75.0 °F 72% 29.96 in 10.0 mi East 4.6 mph - N/A   Clear
4:53 PM 84.9 °F 94.1 °F 75.9 °F 74% 29.95 in 10.0 mi East 5.8 mph - N/A   Clear
5:53 PM 82.9 °F 89.4 °F 73.9 °F 74% 29.95 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
6:53 PM 84.0 °F 92.6 °F 75.9 °F 76% 29.94 in 10.0 mi ENE 4.6 mph - N/A   Clear
7:53 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.97 in 10.0 mi ENE 4.6 mph - N/A   Clear
8:53 PM 82.9 °F 90.8 °F 75.9 °F 79% 29.99 in 10.0 mi ENE 4.6 mph - N/A   Clear
9:53 PM 82.0 °F 89.4 °F 75.9 °F 82% 30.00 in 10.0 mi NE 3.5 mph - N/A   Partly Cloudy
10:29 PM 82.4 °F 89.5 °F 75.2 °F 79% 29.99 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
10:37 PM 82.4 °F 89.5 °F 75.2 °F 79% 30.00 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
10:53 PM 81.0 °F 86.7 °F 75.0 °F 82% 29.99 in 10.0 mi SE 5.8 mph - N/A   Scattered Clouds
11:53 PM 81.0 °F 86.7 °F 75.0 °F 82% 29.99 in 10.0 mi East 12.7 mph - N/A   Scattered Clouds