Weather History for Key West, FL

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Sunday, April 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 80 °F 77 °F  
Max Temperature 85 °F 82 °F 89 °F (1884)
Min Temperature 74 °F 72 °F 63 °F (1987)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 28 73  
Cooling Degree Days 15 12  
Month to date cooling degree days 313 229  
Year to date cooling degree days 1009 839  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 71 °F    
Average Humidity 75    
Maximum Humidity 88    
Minimum Humidity 61    
Precipitation  
Precipitation 0.03 in 0.08 in 1.99 in (2012)
Month to date precipitation 1.95 1.49  
Year to date precipitation 5.69 7.07  
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 8 mph (ESE)    
Max Wind Speed 22 mph    
Max Gust Speed 30 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 21, 2013 Rise Set
Actual Time 6:59 AM EDT 7:51 PM EDT
Civil Twilight 6:36 AM EDT 8:15 PM EDT
Nautical Twilight 6:08 AM EDT 8:43 PM EDT
Astronomical Twilight 5:40 AM EDT 9:11 PM EDT
Moon 4:00 PM EDT (4/21) 3:52 AM EDT (4/21)
Length of Visible Light 13h 39m
Length of Day
12h 52m
Waxing Gibbous, 79% of the Moon is Illuminated
Apr 21
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 18
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
12:03 AM 80.6 °F 86.2 °F 75.2 °F 84% 30.08 in 9.0 mi Variable 3.5 mph - 0.01 in Rain , Thunderstorm Light Rain
12:14 AM 77.0 °F - 73.4 °F 89% 30.08 in 10.0 mi North 3.5 mph - 0.01 in Thunderstorm Thunderstorm
12:39 AM 75.2 °F - 69.8 °F 83% 30.07 in 4.0 mi SE 24.2 mph 36.8 mph 0.02 in Rain , Thunderstorm Light Thunderstorms and Rain
12:41 AM 75.2 °F - 69.8 °F 83% 30.08 in 2.5 mi SE 19.6 mph 36.8 mph 0.16 in Rain , Thunderstorm Heavy Thunderstorms and Rain
12:53 AM 75.9 °F - 66.9 °F 74% 30.07 in 2.5 mi Calm Calm - 0.43 in Rain Heavy Rain
12:56 AM 75.2 °F - 66.2 °F 73% 30.07 in 3.0 mi North 3.5 mph 19.6 mph 0.02 in Rain Heavy Rain
1:53 AM 75.9 °F - 70.0 °F 82% 30.05 in 10.0 mi NE 4.6 mph - 0.06 in   Partly Cloudy
2:53 AM 75.0 °F - 71.1 °F 87% 30.04 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 75.9 °F - 72.0 °F 87% 30.03 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 77.0 °F - 73.0 °F 88% 30.02 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 78.1 °F - 72.0 °F 81% 30.01 in 10.0 mi East 6.9 mph - N/A   Clear
6:53 AM 79.0 °F - 71.1 °F 77% 30.02 in 10.0 mi SE 16.1 mph - N/A   Clear
7:53 AM 78.1 °F - 71.1 °F 79% 30.05 in 10.0 mi SE 19.6 mph 25.3 mph N/A   Clear
8:53 AM 79.0 °F - 70.0 °F 74% 30.06 in 10.0 mi SSE 13.8 mph - N/A   Clear
9:53 AM 81.0 °F 84.4 °F 70.0 °F 69% 30.06 in 10.0 mi SSE 9.2 mph - N/A   Clear
10:53 AM 81.0 °F 84.4 °F 70.0 °F 69% 30.07 in 10.0 mi SSE 8.1 mph - N/A   Clear
11:53 AM 82.9 °F 86.5 °F 69.1 °F 63% 30.07 in 10.0 mi ESE 8.1 mph 19.6 mph N/A   Clear
12:53 PM 84.0 °F 87.8 °F 69.1 °F 61% 30.07 in 10.0 mi ESE 9.2 mph - N/A   Clear
1:53 PM 84.9 °F 90.1 °F 71.1 °F 63% 30.05 in 10.0 mi ESE 9.2 mph - N/A   Clear
2:53 PM 84.0 °F 89.0 °F 71.1 °F 65% 30.03 in 10.0 mi ESE 9.2 mph - N/A   Clear
3:53 PM 82.9 °F 87.5 °F 71.1 °F 67% 30.01 in 10.0 mi ESE 8.1 mph - N/A   Clear
4:53 PM 82.0 °F 86.3 °F 71.1 °F 69% 29.99 in 10.0 mi ESE 6.9 mph - N/A   Clear
5:53 PM 82.9 °F 88.0 °F 72.0 °F 69% 29.99 in 10.0 mi East 11.5 mph - N/A   Clear
6:53 PM 82.0 °F 86.7 °F 72.0 °F 71% 30.01 in 10.0 mi East 9.2 mph - N/A   Clear
7:53 PM 81.0 °F 85.2 °F 72.0 °F 74% 30.01 in 10.0 mi East 11.5 mph - N/A   Clear
8:53 PM 81.0 °F 85.2 °F 72.0 °F 74% 30.03 in 10.0 mi East 5.8 mph - N/A   Clear
9:53 PM 81.0 °F 85.8 °F 73.0 °F 77% 30.04 in 10.0 mi East 9.2 mph - N/A   Clear
10:53 PM 81.0 °F 85.8 °F 73.0 °F 77% 30.04 in 10.0 mi East 6.9 mph - N/A   Clear
11:53 PM 80.1 °F 84.2 °F 73.0 °F 79% 30.04 in 10.0 mi SE 6.9 mph - 0.00 in   Scattered Clouds