Weather History for Key West, FL

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Friday, December 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 71 °F 71 °F  
Max Temperature 77 °F 75 °F 84 °F (1956)
Min Temperature 64 °F 66 °F 50 °F (1901)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 5  
Since 1 July heating degree days 0 6  
Cooling Degree Days 6 6  
Month to date cooling degree days 220 158  
Year to date cooling degree days 4774 4691  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 73    
Maximum Humidity 87    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in 0.07 in 1.00 in (1944)
Month to date precipitation 0.66 1.62  
Year to date precipitation 46.99 39.23  
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 30.10 in    
Wind  
Wind Speed 16 mph (NNW)    
Max Wind Speed 29 mph    
Max Gust Speed 39 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 21, 2012 Rise Set
Actual Time 7:06 AM EST 5:43 PM EST
Civil Twilight 6:42 AM EST 6:08 PM EST
Nautical Twilight 6:13 AM EST 6:37 PM EST
Astronomical Twilight 5:45 AM EST 7:05 PM EST
Moon 1:07 PM EST (12/21) 1:18 AM EST (12/21)
Length of Visible Light 11h 26m
Length of Day
10h 36m
Waxing Gibbous, 64% of the Moon is Illuminated
Dec 21
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 75.9 °F 70.0 °F 82% 30.04 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
1:53 AM 75.9 °F 70.0 °F 82% 30.04 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
2:53 AM 75.9 °F 70.0 °F 82% 30.02 in 10.0 mi WSW 10.4 mph - N/A   Clear
3:53 AM 73.9 °F 69.1 °F 85% 30.01 in 10.0 mi West 6.9 mph - N/A   Clear
4:53 AM 75.0 °F 70.0 °F 84% 30.02 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
5:53 AM 75.0 °F 70.0 °F 84% 30.02 in 10.0 mi West 9.2 mph - N/A   Clear
6:48 AM 73.4 °F 68.0 °F 83% 30.05 in 9.0 mi NNW 20.7 mph 28.8 mph N/A   Overcast
6:53 AM 73.0 °F 66.9 °F 81% 30.05 in 9.0 mi NNW 17.3 mph 29.9 mph N/A   Overcast
7:53 AM 72.0 °F 64.0 °F 76% 30.07 in 9.0 mi North 16.1 mph 31.1 mph N/A   Overcast
8:53 AM 71.1 °F 61.0 °F 70% 30.10 in 10.0 mi North 21.9 mph 29.9 mph N/A   Overcast
9:29 AM 69.8 °F 60.8 °F 73% 30.12 in 9.0 mi NNW 19.6 mph 29.9 mph N/A   Overcast
9:53 AM 71.1 °F 61.0 °F 70% 30.13 in 10.0 mi NNW 21.9 mph 31.1 mph N/A   Mostly Cloudy
10:23 AM 69.8 °F 60.8 °F 73% 30.13 in 10.0 mi North 21.9 mph 29.9 mph N/A   Mostly Cloudy
10:34 AM 69.8 °F 59.0 °F 68% 30.13 in 10.0 mi North 21.9 mph 32.2 mph N/A   Scattered Clouds
10:53 AM 70.0 °F 59.0 °F 68% 30.14 in 10.0 mi North 19.6 mph 31.1 mph N/A   Partly Cloudy
11:53 AM 68.0 °F 55.9 °F 65% 30.13 in 10.0 mi North 21.9 mph 33.4 mph N/A   Partly Cloudy
12:53 PM 68.0 °F 55.9 °F 65% 30.10 in 10.0 mi North 20.7 mph 33.4 mph N/A   Clear
1:53 PM 68.0 °F 55.9 °F 65% 30.09 in 10.0 mi North 23.0 mph 31.1 mph N/A   Partly Cloudy
2:53 PM 68.0 °F 54.0 °F 61% 30.10 in 10.0 mi North 20.7 mph 32.2 mph N/A   Clear
3:53 PM 66.9 °F 54.0 °F 63% 30.10 in 10.0 mi North 19.6 mph 32.2 mph N/A   Clear
4:53 PM 66.0 °F 53.1 °F 63% 30.11 in 10.0 mi North 17.3 mph 32.2 mph N/A   Clear
5:53 PM 64.9 °F 51.1 °F 61% 30.13 in 10.0 mi North 18.4 mph 26.5 mph N/A   Clear
6:53 PM 64.9 °F 50.0 °F 58% 30.14 in 10.0 mi North 19.6 mph 31.1 mph N/A   Clear
7:53 PM 64.9 °F 51.1 °F 61% 30.16 in 10.0 mi North 19.6 mph 27.6 mph N/A   Clear
8:53 PM 64.9 °F 51.1 °F 61% 30.18 in 10.0 mi North 17.3 mph 26.5 mph N/A   Clear
9:53 PM 64.0 °F 50.0 °F 60% 30.19 in 10.0 mi North 17.3 mph 27.6 mph N/A   Clear
10:53 PM 64.0 °F 52.0 °F 65% 30.19 in 10.0 mi North 13.8 mph 23.0 mph N/A   Clear
11:53 PM 64.0 °F 51.1 °F 63% 30.20 in 10.0 mi North 15.0 mph 26.5 mph N/A   Clear