Weather History for Saint Simons Island, GA

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Friday, December 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 51 °F 53 °F  
Max Temperature 58 °F 62 °F 76 °F (2008)
Min Temperature 43 °F 44 °F 26 °F (1981)
Degree Days  
Heating Degree Days 14 12  
Month to date heating degree days 93 218  
Since 1 July heating degree days 324 398  
Cooling Degree Days 0 0  
Month to date cooling degree days 11 9  
Year to date cooling degree days 2919 2624  
Moisture  
Dew Point 26 °F    
Average Humidity 43    
Maximum Humidity 59    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.10 in 2.61 in (1983)
Month to date precipitation 1.19 1.77  
Year to date precipitation 40.55 44.13  
Snow  
Snow 0.00 in - 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 30.02 in    
Wind  
Wind Speed 13 mph (West)    
Max Wind Speed 23 mph    
Max Gust Speed 33 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 7:20 AM EST 5:27 PM EST
Civil Twilight 6:53 AM EST 5:54 PM EST
Nautical Twilight 6:23 AM EST 6:24 PM EST
Astronomical Twilight 5:53 AM EST 6:54 PM EST
Moon 12:59 PM EST 1:21 AM EST
Length of Visible Light 11h 00m
Length of Day
10h 07m
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. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.0 °F - 41.0 °F 59% 29.90 in 10.0 mi West 11.5 mph 21.9 mph N/A   Clear
1:53 AM 52.0 °F - 36.0 °F 54% 29.93 in 10.0 mi WNW 12.7 mph 25.3 mph N/A   Clear
2:53 AM 48.9 °F - 34.0 °F 56% 29.95 in 10.0 mi WNW 12.7 mph 21.9 mph N/A   Clear
3:53 AM 48.0 °F - 32.0 °F 54% 29.96 in 10.0 mi WNW 13.8 mph 21.9 mph N/A   Clear
4:53 AM 46.0 °F 39.9 °F 32.0 °F 58% 29.97 in 10.0 mi West 13.8 mph 25.3 mph N/A   Clear
5:53 AM 45.0 °F 38.2 °F 30.0 °F 56% 29.99 in 10.0 mi West 15.0 mph 26.5 mph N/A   Clear
6:53 AM 44.1 °F 38.1 °F 30.0 °F 58% 30.01 in 10.0 mi West 11.5 mph 20.7 mph N/A   Clear
7:53 AM 43.0 °F 36.0 °F 28.9 °F 58% 30.03 in 10.0 mi West 13.8 mph 28.8 mph N/A   Clear
8:53 AM 44.1 °F 37.1 °F 26.1 °F 49% 30.05 in 10.0 mi West 15.0 mph 27.6 mph N/A   Clear
9:53 AM 46.0 °F 40.6 °F 25.0 °F 44% 30.06 in 10.0 mi West 11.5 mph 25.3 mph N/A   Clear
10:53 AM 48.0 °F - 23.0 °F 37% 30.05 in 10.0 mi WNW 16.1 mph 32.2 mph N/A   Clear
11:53 AM 50.0 °F - 23.0 °F 35% 30.03 in 10.0 mi West 17.3 mph 25.3 mph N/A   Clear
12:53 PM 52.0 °F - 19.9 °F 28% 29.99 in 10.0 mi West 18.4 mph 28.8 mph N/A   Clear
1:53 PM 53.1 °F - 19.0 °F 26% 29.98 in 10.0 mi West 19.6 mph 29.9 mph N/A   Clear
2:53 PM 54.0 °F - 19.0 °F 25% 29.99 in 10.0 mi West 18.4 mph 31.1 mph N/A   Clear
3:53 PM 54.0 °F - 19.0 °F 25% 30.00 in 10.0 mi WNW 13.8 mph 26.5 mph N/A   Clear
4:53 PM 52.0 °F - 21.0 °F 30% 30.01 in 10.0 mi West 12.7 mph 21.9 mph N/A   Clear
5:53 PM 50.0 °F - 21.9 °F 33% 30.04 in 10.0 mi West 11.5 mph - N/A   Clear
6:53 PM 48.9 °F - 21.9 °F 35% 30.07 in 10.0 mi West 9.2 mph 19.6 mph N/A   Clear
7:53 PM 46.9 °F - 25.0 °F 42% 30.09 in 10.0 mi West 8.1 mph - N/A   Clear
8:53 PM 46.0 °F 40.2 °F 23.0 °F 40% 30.11 in 10.0 mi West 12.7 mph 18.4 mph N/A   Clear
9:53 PM 45.0 °F 39.7 °F 23.0 °F 42% 30.12 in 10.0 mi West 10.4 mph - N/A   Clear
10:53 PM 44.1 °F 38.6 °F 23.0 °F 43% 30.13 in 10.0 mi West 10.4 mph 17.3 mph N/A   Clear
11:53 PM 43.0 °F 37.2 °F 21.0 °F 42% 30.13 in 10.0 mi West 10.4 mph 20.7 mph N/A   Clear