Weather History for Jacksonville, FL

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Monday, December 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 67 °F 55 °F  
Max Temperature 77 °F 66 °F 81 °F (1961)
Min Temperature 57 °F 44 °F 26 °F (1943)
Degree Days  
Heating Degree Days 0 11  
Month to date heating degree days 49 158  
Since 1 July heating degree days 297 331  
Cooling Degree Days 2 1  
Month to date cooling degree days 17 17  
Year to date cooling degree days 2760 2661  
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 80    
Maximum Humidity 100    
Minimum Humidity 60    
Precipitation  
Precipitation 0.14 in 0.09 in 3.96 in (2005)
Month to date precipitation 1.28 1.49  
Year to date precipitation 52.38 51.08  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2001)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 7 mph (SW)    
Max Wind Speed 22 mph    
Max Gust Speed 29 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 17, 2012 Rise Set
Actual Time 7:17 AM EST 5:28 PM EST
Civil Twilight 6:51 AM EST 5:55 PM EST
Nautical Twilight 6:21 AM EST 6:25 PM EST
Astronomical Twilight 5:51 AM EST 6:54 PM EST
Moon 10:42 AM EST (12/17) 10:29 PM EST (12/17)
Length of Visible Light 11h 03m
Length of Day
10h 10m
Waxing Crescent, 24% of the Moon is Illuminated
Dec 17
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 62.1 °F 59.0 °F 90% 29.95 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
1:56 AM 62.1 °F 59.0 °F 90% 29.93 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
2:56 AM 61.0 °F 59.0 °F 93% 29.91 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
3:56 AM 59.0 °F 57.0 °F 93% 29.92 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:56 AM 59.0 °F 57.9 °F 96% 29.93 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
5:56 AM 61.0 °F 60.1 °F 97% 29.94 in 10.0 mi NW 3.5 mph - N/A   Overcast
6:56 AM 61.0 °F 60.1 °F 97% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
7:56 AM 61.0 °F 60.1 °F 97% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 AM 64.0 °F 62.1 °F 93% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:56 AM 66.9 °F 64.0 °F 90% 29.94 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
10:56 AM 73.0 °F 62.1 °F 68% 29.91 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
11:56 AM 77.0 °F 63.0 °F 62% 29.88 in 10.0 mi WSW 13.8 mph 18.4 mph N/A   Mostly Cloudy
12:56 PM 75.0 °F 63.0 °F 66% 29.85 in 10.0 mi SSW 8.1 mph - N/A   Overcast
1:56 PM 75.9 °F 63.0 °F 64% 29.84 in 10.0 mi WSW 12.7 mph 16.1 mph N/A   Overcast
2:56 PM 73.0 °F 64.9 °F 76% 29.84 in 10.0 mi WSW 8.1 mph - 0.00 in Rain Light Rain
3:56 PM 73.9 °F 66.0 °F 76% 29.84 in 10.0 mi SW 8.1 mph - 0.00 in   Overcast
4:56 PM 73.9 °F 64.9 °F 73% 29.86 in 10.0 mi WSW 8.1 mph - N/A   Overcast
7:56 PM 63.0 °F 60.1 °F 90% 29.88 in 10.0 mi South 5.8 mph - 0.01 in   Overcast
8:56 PM 62.1 °F 59.0 °F 90% 29.83 in 10.0 mi South 11.5 mph - 0.02 in   Mostly Cloudy
9:56 PM 63.0 °F 60.1 °F 90% 29.78 in 10.0 mi South 10.4 mph - N/A   Overcast
10:56 PM 64.0 °F 62.1 °F 93% 29.83 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
11:56 PM 64.0 °F 62.1 °F 93% 29.86 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy